Finding the Fourth Proportional to 30,543,671.31, 42,149,181.92 and 16,792,535.31

Step by Step Solution

1. Step 1: Write the proportion equation
   30,543,671.31 : 42,149,181.92 = 16,792,535.31 : x
2. Step 2: Convert to fraction form
   30,543,671.31/42,149,181.92 = 16,792,535.31/x
3. Step 3: Cross multiply
   30,543,671.31x = 42,149,181.92 × 16,792,535.31
4. Step 4: Simplify right side
   30,543,671.31x = 707,791,625,595,250.88
5. Step 5: Solve for x
   x = 707,791,625,595,250.88/30,543,671.31
6. Step 6: Final answer
   x = 23,173,102.49