Finding the Fourth Proportional to 77,141.48, 115,689.53 and 32,767.88

Step by Step Solution

1. Step 1: Write the proportion equation
   77,141.48 : 115,689.53 = 32,767.88 : x
2. Step 2: Convert to fraction form
   77,141.48/115,689.53 = 32,767.88/x
3. Step 3: Cross multiply
   77,141.48x = 115,689.53 × 32,767.88
4. Step 4: Simplify right side
   77,141.48x = 3,790,900,139.77
5. Step 5: Solve for x
   x = 3,790,900,139.77/77,141.48
6. Step 6: Final answer
   x = 49,142.18