Finding the Fourth Proportional to 59,831.19, 89,664.77 and 58,035.12

Step by Step Solution

1. Step 1: Write the proportion equation
   59,831.19 : 89,664.77 = 58,035.12 : x
2. Step 2: Convert to fraction form
   59,831.19/89,664.77 = 58,035.12/x
3. Step 3: Cross multiply
   59,831.19x = 89,664.77 × 58,035.12
4. Step 4: Simplify right side
   59,831.19x = 5,203,705,495.57
5. Step 5: Solve for x
   x = 5,203,705,495.57/59,831.19
6. Step 6: Final answer
   x = 86,973.12