Finding the Fourth Proportional to 31,053,227.62, 42,853,629.78 and 18,008,231.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,053,227.62 : 42,853,629.78 = 18,008,231.88 : x
2. Step 2: Convert to fraction form
   31,053,227.62/42,853,629.78 = 18,008,231.88/x
3. Step 3: Cross multiply
   31,053,227.62x = 42,853,629.78 × 18,008,231.88
4. Step 4: Simplify right side
   31,053,227.62x = 771,718,101,977,913.38
5. Step 5: Solve for x
   x = 771,718,101,977,913.38/31,053,227.62
6. Step 6: Final answer
   x = 24,851,461.86