Finding the Fourth Proportional to 42,355.82, 58,442.64 and 25,125

Step by Step Solution

1. Step 1: Write the proportion equation
   42,355.82 : 58,442.64 = 25,125 : x
2. Step 2: Convert to fraction form
   42,355.82/58,442.64 = 25,125/x
3. Step 3: Cross multiply
   42,355.82x = 58,442.64 × 25,125
4. Step 4: Simplify right side
   42,355.82x = 1,468,371,330
5. Step 5: Solve for x
   x = 1,468,371,330/42,355.82
6. Step 6: Final answer
   x = 34,667.53