Finding the Fourth Proportional to 116,322.29, 160,523.76 and 65,335.80

Step by Step Solution

1. Step 1: Write the proportion equation
   116,322.29 : 160,523.76 = 65,335.80 : x
2. Step 2: Convert to fraction form
   116,322.29/160,523.76 = 65,335.80/x
3. Step 3: Cross multiply
   116,322.29x = 160,523.76 × 65,335.80
4. Step 4: Simplify right side
   116,322.29x = 10,487,948,278.61
5. Step 5: Solve for x
   x = 10,487,948,278.61/116,322.29
6. Step 6: Final answer
   x = 90,162.84