Finding the Fourth Proportional to 96,153.89, 132,665.34 and 55,315.88

Step by Step Solution

1. Step 1: Write the proportion equation
   96,153.89 : 132,665.34 = 55,315.88 : x
2. Step 2: Convert to fraction form
   96,153.89/132,665.34 = 55,315.88/x
3. Step 3: Cross multiply
   96,153.89x = 132,665.34 × 55,315.88
4. Step 4: Simplify right side
   96,153.89x = 7,338,499,364.27
5. Step 5: Solve for x
   x = 7,338,499,364.27/96,153.89
6. Step 6: Final answer
   x = 76,320.36