Finding the Fourth Proportional to 116,461.33, 160,696.57 and 65,466.99

Step by Step Solution

1. Step 1: Write the proportion equation
   116,461.33 : 160,696.57 = 65,466.99 : x
2. Step 2: Convert to fraction form
   116,461.33/160,696.57 = 65,466.99/x
3. Step 3: Cross multiply
   116,461.33x = 160,696.57 × 65,466.99
4. Step 4: Simplify right side
   116,461.33x = 10,520,320,741.22
5. Step 5: Solve for x
   x = 10,520,320,741.22/116,461.33
6. Step 6: Final answer
   x = 90,333.17