Finding the Fourth Proportional to 30,443,535.75, 42,018,182.70 and 18,060,502.55

Step by Step Solution

1. Step 1: Write the proportion equation
   30,443,535.75 : 42,018,182.70 = 18,060,502.55 : x
2. Step 2: Convert to fraction form
   30,443,535.75/42,018,182.70 = 18,060,502.55/x
3. Step 3: Cross multiply
   30,443,535.75x = 42,018,182.70 × 18,060,502.55
4. Step 4: Simplify right side
   30,443,535.75x = 758,869,495,499,322.50
5. Step 5: Solve for x
   x = 758,869,495,499,322.50/30,443,535.75
6. Step 6: Final answer
   x = 24,927,114.31