Finding the Fourth Proportional to 86,459.33, 129,700.32 and 33,861.98

Step by Step Solution

1. Step 1: Write the proportion equation
   86,459.33 : 129,700.32 = 33,861.98 : x
2. Step 2: Convert to fraction form
   86,459.33/129,700.32 = 33,861.98/x
3. Step 3: Cross multiply
   86,459.33x = 129,700.32 × 33,861.98
4. Step 4: Simplify right side
   86,459.33x = 4,391,908,993.33
5. Step 5: Solve for x
   x = 4,391,908,993.33/86,459.33
6. Step 6: Final answer
   x = 50,797.40