Finding the Fourth Proportional to 116,613.86, 160,925.70 and 65,626.69

Step by Step Solution

1. Step 1: Write the proportion equation
   116,613.86 : 160,925.70 = 65,626.69 : x
2. Step 2: Convert to fraction form
   116,613.86/160,925.70 = 65,626.69/x
3. Step 3: Cross multiply
   116,613.86x = 160,925.70 × 65,626.69
4. Step 4: Simplify right side
   116,613.86x = 10,561,021,026.93
5. Step 5: Solve for x
   x = 10,561,021,026.93/116,613.86
6. Step 6: Final answer
   x = 90,564.03