Finding the Fourth Proportional to 59,912.04, 89,714.36 and 58,138.29

Step by Step Solution

1. Step 1: Write the proportion equation
   59,912.04 : 89,714.36 = 58,138.29 : x
2. Step 2: Convert to fraction form
   59,912.04/89,714.36 = 58,138.29/x
3. Step 3: Cross multiply
   59,912.04x = 89,714.36 × 58,138.29
4. Step 4: Simplify right side
   59,912.04x = 5,215,839,188.15
5. Step 5: Solve for x
   x = 5,215,839,188.15/59,912.04
6. Step 6: Final answer
   x = 87,058.28