Finding the Fourth Proportional to 99,637,280.10, 149,455,920.15 and 59,326,496.10

Step by Step Solution

1. Step 1: Write the proportion equation
   99,637,280.10 : 149,455,920.15 = 59,326,496.10 : x
2. Step 2: Convert to fraction form
   99,637,280.10/149,455,920.15 = 59,326,496.10/x
3. Step 3: Cross multiply
   99,637,280.10x = 149,455,920.15 × 59,326,496.10
4. Step 4: Simplify right side
   99,637,280.10x = 8,866,696,063,900,887
5. Step 5: Solve for x
   x = 8,866,696,063,900,887/99,637,280.10
6. Step 6: Final answer
   x = 88,989,744.15