Finding the Fourth Proportional to 8,994,397,142,140, 12,412,268,056,152 and 5,144,987,163,436

Step by Step Solution

1. Step 1: Write the proportion equation
   8,994,397,142,140 : 12,412,268,056,152 = 5,144,987,163,436 : x
2. Step 2: Convert to fraction form
   8,994,397,142,140/12,412,268,056,152 = 5,144,987,163,436/x
3. Step 3: Cross multiply
   8,994,397,142,140x = 12,412,268,056,152 × 5,144,987,163,436
4. Step 4: Simplify right side
   8,994,397,142,140x = 63,860,959,818,028,754,497,699,840
5. Step 5: Solve for x
   x = 63,860,959,818,028,754,497,699,840/8,994,397,142,140
6. Step 6: Final answer
   x = 7,100,082,285,540.99