Finding the Fourth Proportional to 42,163,897,518.20, 63,243,618,796.01 and 13,830,096,792.18

Step by Step Solution

1. Step 1: Write the proportion equation
   42,163,897,518.20 : 63,243,618,796.01 = 13,830,096,792.18 : x
2. Step 2: Convert to fraction form
   42,163,897,518.20/63,243,618,796.01 = 13,830,096,792.18/x
3. Step 3: Cross multiply
   42,163,897,518.20x = 63,243,618,796.01 × 13,830,096,792.18
4. Step 4: Simplify right side
   42,163,897,518.20x = 874,665,369,436,236,414,976
5. Step 5: Solve for x
   x = 874,665,369,436,236,414,976/42,163,897,518.20
6. Step 6: Final answer
   x = 20,744,414,556.52