Finding the Fourth Proportional to 42,478.49, 58,622.01 and 25,476.53

Step by Step Solution

1. Step 1: Write the proportion equation
   42,478.49 : 58,622.01 = 25,476.53 : x
2. Step 2: Convert to fraction form
   42,478.49/58,622.01 = 25,476.53/x
3. Step 3: Cross multiply
   42,478.49x = 58,622.01 × 25,476.53
4. Step 4: Simplify right side
   42,478.49x = 1,493,485,242.52
5. Step 5: Solve for x
   x = 1,493,485,242.52/42,478.49
6. Step 6: Final answer
   x = 35,158.63