Finding the Fourth Proportional to 64,225.71, 88,631.73 and 35,931.42

Step by Step Solution

1. Step 1: Write the proportion equation
   64,225.71 : 88,631.73 = 35,931.42 : x
2. Step 2: Convert to fraction form
   64,225.71/88,631.73 = 35,931.42/x
3. Step 3: Cross multiply
   64,225.71x = 88,631.73 × 35,931.42
4. Step 4: Simplify right side
   64,225.71x = 3,184,663,915.96
5. Step 5: Solve for x
   x = 3,184,663,915.96/64,225.71
6. Step 6: Final answer
   x = 49,585.50