Finding the Fourth Proportional to 86,165.34, 129,222.89 and 33,562.32

Step by Step Solution

1. Step 1: Write the proportion equation
   86,165.34 : 129,222.89 = 33,562.32 : x
2. Step 2: Convert to fraction form
   86,165.34/129,222.89 = 33,562.32/x
3. Step 3: Cross multiply
   86,165.34x = 129,222.89 × 33,562.32
4. Step 4: Simplify right side
   86,165.34x = 4,337,019,985.50
5. Step 5: Solve for x
   x = 4,337,019,985.50/86,165.34
6. Step 6: Final answer
   x = 50,333.70