Finding the Fourth Proportional to 72,449.16, 108,697.32 and 35,013.48

Step by Step Solution

1. Step 1: Write the proportion equation
   72,449.16 : 108,697.32 = 35,013.48 : x
2. Step 2: Convert to fraction form
   72,449.16/108,697.32 = 35,013.48/x
3. Step 3: Cross multiply
   72,449.16x = 108,697.32 × 35,013.48
4. Step 4: Simplify right side
   72,449.16x = 3,805,871,439.87
5. Step 5: Solve for x
   x = 3,805,871,439.87/72,449.16
6. Step 6: Final answer
   x = 52,531.62