Finding the Fourth Proportional to 131,736.15, 197,166.83 and 131,736.15

Step by Step Solution

1. Step 1: Write the proportion equation
   131,736.15 : 197,166.83 = 131,736.15 : x
2. Step 2: Convert to fraction form
   131,736.15/197,166.83 = 131,736.15/x
3. Step 3: Cross multiply
   131,736.15x = 197,166.83 × 131,736.15
4. Step 4: Simplify right side
   131,736.15x = 25,973,998,433.22
5. Step 5: Solve for x
   x = 25,973,998,433.22/131,736.15
6. Step 6: Final answer
   x = 197,166.83