Finding the Fourth Proportional to 82,885.52, 114,281.56 and 64,493.92

Step by Step Solution

1. Step 1: Write the proportion equation
   82,885.52 : 114,281.56 = 64,493.92 : x
2. Step 2: Convert to fraction form
   82,885.52/114,281.56 = 64,493.92/x
3. Step 3: Cross multiply
   82,885.52x = 114,281.56 × 64,493.92
4. Step 4: Simplify right side
   82,885.52x = 7,370,465,788.12
5. Step 5: Solve for x
   x = 7,370,465,788.12/82,885.52
6. Step 6: Final answer
   x = 88,923.44