Finding the Fourth Proportional to 42,470.22, 58,591.65 and 25,475.22

Step by Step Solution

1. Step 1: Write the proportion equation
   42,470.22 : 58,591.65 = 25,475.22 : x
2. Step 2: Convert to fraction form
   42,470.22/58,591.65 = 25,475.22/x
3. Step 3: Cross multiply
   42,470.22x = 58,591.65 × 25,475.22
4. Step 4: Simplify right side
   42,470.22x = 1,492,635,173.91
5. Step 5: Solve for x
   x = 1,492,635,173.91/42,470.22
6. Step 6: Final answer
   x = 35,145.45