Finding the Fourth Proportional to 64,012.28, 88,352.72 and 38,882.84

Step by Step Solution

1. Step 1: Write the proportion equation
   64,012.28 : 88,352.72 = 38,882.84 : x
2. Step 2: Convert to fraction form
   64,012.28/88,352.72 = 38,882.84/x
3. Step 3: Cross multiply
   64,012.28x = 88,352.72 × 38,882.84
4. Step 4: Simplify right side
   64,012.28x = 3,435,404,675.32
5. Step 5: Solve for x
   x = 3,435,404,675.32/64,012.28
6. Step 6: Final answer
   x = 53,667.90