Finding the Fourth Proportional to 116,365.50, 160,659.72 and 90,827.82

Step by Step Solution

1. Step 1: Write the proportion equation
   116,365.50 : 160,659.72 = 90,827.82 : x
2. Step 2: Convert to fraction form
   116,365.50/160,659.72 = 90,827.82/x
3. Step 3: Cross multiply
   116,365.50x = 160,659.72 × 90,827.82
4. Step 4: Simplify right side
   116,365.50x = 14,592,372,129.41
5. Step 5: Solve for x
   x = 14,592,372,129.41/116,365.50
6. Step 6: Final answer
   x = 125,401.19