Finding the Fourth Proportional to 62,734.72, 86,448.88 and 44,779.20

Step by Step Solution

1. Step 1: Write the proportion equation
   62,734.72 : 86,448.88 = 44,779.20 : x
2. Step 2: Convert to fraction form
   62,734.72/86,448.88 = 44,779.20/x
3. Step 3: Cross multiply
   62,734.72x = 86,448.88 × 44,779.20
4. Step 4: Simplify right side
   62,734.72x = 3,871,111,687.30
5. Step 5: Solve for x
   x = 3,871,111,687.30/62,734.72
6. Step 6: Final answer
   x = 61,706.05