Finding the Fourth Proportional to 64,867.30, 89,516.83 and 35,059.30

Step by Step Solution

1. Step 1: Write the proportion equation
   64,867.30 : 89,516.83 = 35,059.30 : x
2. Step 2: Convert to fraction form
   64,867.30/89,516.83 = 35,059.30/x
3. Step 3: Cross multiply
   64,867.30x = 89,516.83 × 35,059.30
4. Step 4: Simplify right side
   64,867.30x = 3,138,396,862.79
5. Step 5: Solve for x
   x = 3,138,396,862.79/64,867.30
6. Step 6: Final answer
   x = 48,381.81