Finding the Fourth Proportional to 107,152.00, 147,870.36 and 61,831.89

Step by Step Solution

1. Step 1: Write the proportion equation
   107,152.00 : 147,870.36 = 61,831.89 : x
2. Step 2: Convert to fraction form
   107,152.00/147,870.36 = 61,831.89/x
3. Step 3: Cross multiply
   107,152.00x = 147,870.36 × 61,831.89
4. Step 4: Simplify right side
   107,152.00x = 9,143,103,833.78
5. Step 5: Solve for x
   x = 9,143,103,833.78/107,152.00
6. Step 6: Final answer
   x = 85,328.36