Finding the Fourth Proportional to 102,395.54, 141,303.42 and 59,382.72

Step by Step Solution

1. Step 1: Write the proportion equation
   102,395.54 : 141,303.42 = 59,382.72 : x
2. Step 2: Convert to fraction form
   102,395.54/141,303.42 = 59,382.72/x
3. Step 3: Cross multiply
   102,395.54x = 141,303.42 × 59,382.72
4. Step 4: Simplify right side
   102,395.54x = 8,390,981,424.90
5. Step 5: Solve for x
   x = 8,390,981,424.90/102,395.54
6. Step 6: Final answer
   x = 81,946.75