Finding the Fourth Proportional to 64,362.28, 88,818.69 and 35,290.30

Step by Step Solution

1. Step 1: Write the proportion equation
   64,362.28 : 88,818.69 = 35,290.30 : x
2. Step 2: Convert to fraction form
   64,362.28/88,818.69 = 35,290.30/x
3. Step 3: Cross multiply
   64,362.28x = 88,818.69 × 35,290.30
4. Step 4: Simplify right side
   64,362.28x = 3,134,438,215.71
5. Step 5: Solve for x
   x = 3,134,438,215.71/64,362.28
6. Step 6: Final answer
   x = 48,699.93