Finding the Fourth Proportional to 64,874.25, 89,526.47 and 35,066.25

Step by Step Solution

1. Step 1: Write the proportion equation
   64,874.25 : 89,526.47 = 35,066.25 : x
2. Step 2: Convert to fraction form
   64,874.25/89,526.47 = 35,066.25/x
3. Step 3: Cross multiply
   64,874.25x = 89,526.47 × 35,066.25
4. Step 4: Simplify right side
   64,874.25x = 3,139,357,403.31
5. Step 5: Solve for x
   x = 3,139,357,403.31/64,874.25
6. Step 6: Final answer
   x = 48,391.43