Finding the Fourth Proportional to 116,561.67, 160,854.86 and 65,574.44

Step by Step Solution

1. Step 1: Write the proportion equation
   116,561.67 : 160,854.86 = 65,574.44 : x
2. Step 2: Convert to fraction form
   116,561.67/160,854.86 = 65,574.44/x
3. Step 3: Cross multiply
   116,561.67x = 160,854.86 × 65,574.44
4. Step 4: Simplify right side
   116,561.67x = 10,547,966,233.63
5. Step 5: Solve for x
   x = 10,547,966,233.63/116,561.67
6. Step 6: Final answer
   x = 90,492.58