Finding the Fourth Proportional to 107,012.59, 147,677.31 and 59,265.89

Step by Step Solution

1. Step 1: Write the proportion equation
   107,012.59 : 147,677.31 = 59,265.89 : x
2. Step 2: Convert to fraction form
   107,012.59/147,677.31 = 59,265.89/x
3. Step 3: Cross multiply
   107,012.59x = 147,677.31 × 59,265.89
4. Step 4: Simplify right side
   107,012.59x = 8,752,227,025.36
5. Step 5: Solve for x
   x = 8,752,227,025.36/107,012.59
6. Step 6: Final answer
   x = 81,786.89