Finding the Fourth Proportional to 42,160.80, 58,188.24 and 25,403.04

Step by Step Solution

1. Step 1: Write the proportion equation
   42,160.80 : 58,188.24 = 25,403.04 : x
2. Step 2: Convert to fraction form
   42,160.80/58,188.24 = 25,403.04/x
3. Step 3: Cross multiply
   42,160.80x = 58,188.24 × 25,403.04
4. Step 4: Simplify right side
   42,160.80x = 1,478,158,188.25
5. Step 5: Solve for x
   x = 1,478,158,188.25/42,160.80
6. Step 6: Final answer
   x = 35,060.01