Finding the Fourth Proportional to 64,055.12, 88,396.06 and 35,760.80

Step by Step Solution

1. Step 1: Write the proportion equation
   64,055.12 : 88,396.06 = 35,760.80 : x
2. Step 2: Convert to fraction form
   64,055.12/88,396.06 = 35,760.80/x
3. Step 3: Cross multiply
   64,055.12x = 88,396.06 × 35,760.80
4. Step 4: Simplify right side
   64,055.12x = 3,161,113,822.45
5. Step 5: Solve for x
   x = 3,161,113,822.45/64,055.12
6. Step 6: Final answer
   x = 49,349.90