Finding the Fourth Proportional to 67,728.03, 101,558.55 and 39,655.16

Step by Step Solution

1. Step 1: Write the proportion equation
   67,728.03 : 101,558.55 = 39,655.16 : x
2. Step 2: Convert to fraction form
   67,728.03/101,558.55 = 39,655.16/x
3. Step 3: Cross multiply
   67,728.03x = 101,558.55 × 39,655.16
4. Step 4: Simplify right side
   67,728.03x = 4,027,320,041.83
5. Step 5: Solve for x
   x = 4,027,320,041.83/67,728.03
6. Step 6: Final answer
   x = 59,463.12