Finding the Fourth Proportional to 116,008.96, 160,092.30 and 65,707.96

Step by Step Solution

1. Step 1: Write the proportion equation
   116,008.96 : 160,092.30 = 65,707.96 : x
2. Step 2: Convert to fraction form
   116,008.96/160,092.30 = 65,707.96/x
3. Step 3: Cross multiply
   116,008.96x = 160,092.30 × 65,707.96
4. Step 4: Simplify right side
   116,008.96x = 10,519,338,444.71
5. Step 5: Solve for x
   x = 10,519,338,444.71/116,008.96
6. Step 6: Final answer
   x = 90,676.95