Finding the Fourth Proportional to 40,501.86, 55,889.91 and 25,393.88

Step by Step Solution

1. Step 1: Write the proportion equation
   40,501.86 : 55,889.91 = 25,393.88 : x
2. Step 2: Convert to fraction form
   40,501.86/55,889.91 = 25,393.88/x
3. Step 3: Cross multiply
   40,501.86x = 55,889.91 × 25,393.88
4. Step 4: Simplify right side
   40,501.86x = 1,419,261,388.30
5. Step 5: Solve for x
   x = 1,419,261,388.30/40,501.86
6. Step 6: Final answer
   x = 35,041.88