Finding the Fourth Proportional to 30,813,440.32, 42,522,028.12 and 17,062,109.20

Step by Step Solution

1. Step 1: Write the proportion equation
   30,813,440.32 : 42,522,028.12 = 17,062,109.20 : x
2. Step 2: Convert to fraction form
   30,813,440.32/42,522,028.12 = 17,062,109.20/x
3. Step 3: Cross multiply
   30,813,440.32x = 42,522,028.12 × 17,062,109.20
4. Step 4: Simplify right side
   30,813,440.32x = 725,515,487,188,910.62
5. Step 5: Solve for x
   x = 725,515,487,188,910.62/30,813,440.32
6. Step 6: Final answer
   x = 23,545,423.02