Finding the Fourth Proportional to 64,013.32, 88,338.45 and 35,719.01

Step by Step Solution

1. Step 1: Write the proportion equation
   64,013.32 : 88,338.45 = 35,719.01 : x
2. Step 2: Convert to fraction form
   64,013.32/88,338.45 = 35,719.01/x
3. Step 3: Cross multiply
   64,013.32x = 88,338.45 × 35,719.01
4. Step 4: Simplify right side
   64,013.32x = 3,155,361,978.93
5. Step 5: Solve for x
   x = 3,155,361,978.93/64,013.32
6. Step 6: Final answer
   x = 49,292.27