Finding the Fourth Proportional to 64,429.94, 88,891.88 and 38,944.10

Step by Step Solution

1. Step 1: Write the proportion equation
   64,429.94 : 88,891.88 = 38,944.10 : x
2. Step 2: Convert to fraction form
   64,429.94/88,891.88 = 38,944.10/x
3. Step 3: Cross multiply
   64,429.94x = 88,891.88 × 38,944.10
4. Step 4: Simplify right side
   64,429.94x = 3,461,814,263.91
5. Step 5: Solve for x
   x = 3,461,814,263.91/64,429.94
6. Step 6: Final answer
   x = 53,729.90