Finding the Fourth Proportional to 116,159.48, 160,297 and 65,167.95

Step by Step Solution

1. Step 1: Write the proportion equation
   116,159.48 : 160,297 = 65,167.95 : x
2. Step 2: Convert to fraction form
   116,159.48/160,297 = 65,167.95/x
3. Step 3: Cross multiply
   116,159.48x = 160,297 × 65,167.95
4. Step 4: Simplify right side
   116,159.48x = 10,446,226,881.15
5. Step 5: Solve for x
   x = 10,446,226,881.15/116,159.48
6. Step 6: Final answer
   x = 89,930.04