Finding the Fourth Proportional to 131,696.10, 197,495.55 and 65,114.10

Step by Step Solution

1. Step 1: Write the proportion equation
   131,696.10 : 197,495.55 = 65,114.10 : x
2. Step 2: Convert to fraction form
   131,696.10/197,495.55 = 65,114.10/x
3. Step 3: Cross multiply
   131,696.10x = 197,495.55 × 65,114.10
4. Step 4: Simplify right side
   131,696.10x = 12,859,744,992.26
5. Step 5: Solve for x
   x = 12,859,744,992.26/131,696.10
6. Step 6: Final answer
   x = 97,647.12