Finding the Fourth Proportional to 42,158.22, 58,173.36 and 25,159.32

Step by Step Solution

1. Step 1: Write the proportion equation
   42,158.22 : 58,173.36 = 25,159.32 : x
2. Step 2: Convert to fraction form
   42,158.22/58,173.36 = 25,159.32/x
3. Step 3: Cross multiply
   42,158.22x = 58,173.36 × 25,159.32
4. Step 4: Simplify right side
   42,158.22x = 1,463,602,179.72
5. Step 5: Solve for x
   x = 1,463,602,179.72/42,158.22
6. Step 6: Final answer
   x = 34,716.89