Finding the Fourth Proportional to 86,544.84, 129,833.06 and 39,796.50

Step by Step Solution

1. Step 1: Write the proportion equation
   86,544.84 : 129,833.06 = 39,796.50 : x
2. Step 2: Convert to fraction form
   86,544.84/129,833.06 = 39,796.50/x
3. Step 3: Cross multiply
   86,544.84x = 129,833.06 × 39,796.50
4. Step 4: Simplify right side
   86,544.84x = 5,166,901,173.31
5. Step 5: Solve for x
   x = 5,166,901,173.31/86,544.84
6. Step 6: Final answer
   x = 59,702.01