Finding the Fourth Proportional to 64,275.48, 88,697.52 and 35,980.56

Step by Step Solution

1. Step 1: Write the proportion equation
   64,275.48 : 88,697.52 = 35,980.56 : x
2. Step 2: Convert to fraction form
   64,275.48/88,697.52 = 35,980.56/x
3. Step 3: Cross multiply
   64,275.48x = 88,697.52 × 35,980.56
4. Step 4: Simplify right side
   64,275.48x = 3,191,386,440.21
5. Step 5: Solve for x
   x = 3,191,386,440.21/64,275.48
6. Step 6: Final answer
   x = 49,651.69