Finding the Fourth Proportional to 40,747.98, 56,259.71 and 25,457.91

Step by Step Solution

1. Step 1: Write the proportion equation
   40,747.98 : 56,259.71 = 25,457.91 : x
2. Step 2: Convert to fraction form
   40,747.98/56,259.71 = 25,457.91/x
3. Step 3: Cross multiply
   40,747.98x = 56,259.71 × 25,457.91
4. Step 4: Simplify right side
   40,747.98x = 1,432,254,633.81
5. Step 5: Solve for x
   x = 1,432,254,633.81/40,747.98
6. Step 6: Final answer
   x = 35,149.10