Finding the Fourth Proportional to 107,086.57, 147,780.50 and 59,340.94

Step by Step Solution

1. Step 1: Write the proportion equation
   107,086.57 : 147,780.50 = 59,340.94 : x
2. Step 2: Convert to fraction form
   107,086.57/147,780.50 = 59,340.94/x
3. Step 3: Cross multiply
   107,086.57x = 147,780.50 × 59,340.94
4. Step 4: Simplify right side
   107,086.57x = 8,769,433,117.51
5. Step 5: Solve for x
   x = 8,769,433,117.51/107,086.57
6. Step 6: Final answer
   x = 81,891.07