Finding the Fourth Proportional to 86,089.29, 129,147.27 and 43,946.52

Step by Step Solution

1. Step 1: Write the proportion equation
   86,089.29 : 129,147.27 = 43,946.52 : x
2. Step 2: Convert to fraction form
   86,089.29/129,147.27 = 43,946.52/x
3. Step 3: Cross multiply
   86,089.29x = 129,147.27 × 43,946.52
4. Step 4: Simplify right side
   86,089.29x = 5,675,573,084.00
5. Step 5: Solve for x
   x = 5,675,573,084.00/86,089.29
6. Step 6: Final answer
   x = 65,926.59