Finding the Fourth Proportional to 64,958.52, 89,642.74 and 35,150.52

Step by Step Solution

1. Step 1: Write the proportion equation
   64,958.52 : 89,642.74 = 35,150.52 : x
2. Step 2: Convert to fraction form
   64,958.52/89,642.74 = 35,150.52/x
3. Step 3: Cross multiply
   64,958.52x = 89,642.74 × 35,150.52
4. Step 4: Simplify right side
   64,958.52x = 3,150,988,925.22
5. Step 5: Solve for x
   x = 3,150,988,925.22/64,958.52
6. Step 6: Final answer
   x = 48,507.71