Finding the Fourth Proportional to 756,155.50, 1,134,399.34 and 223,635.02

Step by Step Solution

1. Step 1: Write the proportion equation
   756,155.50 : 1,134,399.34 = 223,635.02 : x
2. Step 2: Convert to fraction form
   756,155.50/1,134,399.34 = 223,635.02/x
3. Step 3: Cross multiply
   756,155.50x = 1,134,399.34 × 223,635.02
4. Step 4: Simplify right side
   756,155.50x = 253,691,419,088.89
5. Step 5: Solve for x
   x = 253,691,419,088.89/756,155.50
6. Step 6: Final answer
   x = 335,501.65