Finding the Fourth Proportional to 31,053,152.61, 42,853,526.15 and 18,008,156.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,053,152.61 : 42,853,526.15 = 18,008,156.88 : x
2. Step 2: Convert to fraction form
   31,053,152.61/42,853,526.15 = 18,008,156.88/x
3. Step 3: Cross multiply
   31,053,152.61x = 42,853,526.15 × 18,008,156.88
4. Step 4: Simplify right side
   31,053,152.61x = 771,713,021,680,341.62
5. Step 5: Solve for x
   x = 771,713,021,680,341.62/31,053,152.61
6. Step 6: Final answer
   x = 24,851,358.29