Finding the Fourth Proportional to 42,042.32, 58,029 and 25,285.20

Step by Step Solution

1. Step 1: Write the proportion equation
   42,042.32 : 58,029 = 25,285.20 : x
2. Step 2: Convert to fraction form
   42,042.32/58,029 = 25,285.20/x
3. Step 3: Cross multiply
   42,042.32x = 58,029 × 25,285.20
4. Step 4: Simplify right side
   42,042.32x = 1,467,274,870.80
5. Step 5: Solve for x
   x = 1,467,274,870.80/42,042.32
6. Step 6: Final answer
   x = 34,899.95