Finding the Fourth Proportional to 64,105.09, 88,464.56 and 35,426.70

Step by Step Solution

1. Step 1: Write the proportion equation
   64,105.09 : 88,464.56 = 35,426.70 : x
2. Step 2: Convert to fraction form
   64,105.09/88,464.56 = 35,426.70/x
3. Step 3: Cross multiply
   64,105.09x = 88,464.56 × 35,426.70
4. Step 4: Simplify right side
   64,105.09x = 3,134,007,250.62
5. Step 5: Solve for x
   x = 3,134,007,250.62/64,105.09
6. Step 6: Final answer
   x = 48,888.59