Finding the Fourth Proportional to 66,488,413,015.37, 99,832,138,156.71 and 57,552,317,298.74

Step by Step Solution

1. Step 1: Write the proportion equation
   66,488,413,015.37 : 99,832,138,156.71 = 57,552,317,298.74 : x
2. Step 2: Convert to fraction form
   66,488,413,015.37/99,832,138,156.71 = 57,552,317,298.74/x
3. Step 3: Cross multiply
   66,488,413,015.37x = 99,832,138,156.71 × 57,552,317,298.74
4. Step 4: Simplify right side
   66,488,413,015.37x = 5,745,570,891,806,123,491,328
5. Step 5: Solve for x
   x = 5,745,570,891,806,123,491,328/66,488,413,015.37
6. Step 6: Final answer
   x = 86,414,619,198.06