Finding the Fourth Proportional to 12,146,012,328.84, 18,219,817,910.76 and 3,182,421,078.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,146,012,328.84 : 18,219,817,910.76 = 3,182,421,078.24 : x
2. Step 2: Convert to fraction form
   12,146,012,328.84/18,219,817,910.76 = 3,182,421,078.24/x
3. Step 3: Cross multiply
   12,146,012,328.84x = 18,219,817,910.76 × 3,182,421,078.24
4. Step 4: Simplify right side
   12,146,012,328.84x = 57,983,132,560,897,294,336
5. Step 5: Solve for x
   x = 57,983,132,560,897,294,336/12,146,012,328.84
6. Step 6: Final answer
   x = 4,773,841,075.66