Finding the Fourth Proportional to 116,472.42, 160,518.78 and 84,585.96

Step by Step Solution

1. Step 1: Write the proportion equation
   116,472.42 : 160,518.78 = 84,585.96 : x
2. Step 2: Convert to fraction form
   116,472.42/160,518.78 = 84,585.96/x
3. Step 3: Cross multiply
   116,472.42x = 160,518.78 × 84,585.96
4. Step 4: Simplify right side
   116,472.42x = 13,577,635,104.33
5. Step 5: Solve for x
   x = 13,577,635,104.33/116,472.42
6. Step 6: Final answer
   x = 116,573.82