Finding the Fourth Proportional to 42,124.16, 58,131.20 and 25,358.08

Step by Step Solution

1. Step 1: Write the proportion equation
   42,124.16 : 58,131.20 = 25,358.08 : x
2. Step 2: Convert to fraction form
   42,124.16/58,131.20 = 25,358.08/x
3. Step 3: Cross multiply
   42,124.16x = 58,131.20 × 25,358.08
4. Step 4: Simplify right side
   42,124.16x = 1,474,095,620.10
5. Step 5: Solve for x
   x = 1,474,095,620.10/42,124.16
6. Step 6: Final answer
   x = 34,994.07