Finding the Fourth Proportional to 42,649.89, 63,898.22 and 25,110.15

Step by Step Solution

1. Step 1: Write the proportion equation
   42,649.89 : 63,898.22 = 25,110.15 : x
2. Step 2: Convert to fraction form
   42,649.89/63,898.22 = 25,110.15/x
3. Step 3: Cross multiply
   42,649.89x = 63,898.22 × 25,110.15
4. Step 4: Simplify right side
   42,649.89x = 1,604,493,763.38
5. Step 5: Solve for x
   x = 1,604,493,763.38/42,649.89
6. Step 6: Final answer
   x = 37,620.11