Finding the Fourth Proportional to 116,233.88, 160,419.51 and 64,562.76

Step by Step Solution

1. Step 1: Write the proportion equation
   116,233.88 : 160,419.51 = 64,562.76 : x
2. Step 2: Convert to fraction form
   116,233.88/160,419.51 = 64,562.76/x
3. Step 3: Cross multiply
   116,233.88x = 160,419.51 × 64,562.76
4. Step 4: Simplify right side
   116,233.88x = 10,357,126,323.45
5. Step 5: Solve for x
   x = 10,357,126,323.45/116,233.88
6. Step 6: Final answer
   x = 89,105.92