Finding the Third Proportional to 86,569.88 and 130,105.69

Step by Step Solution

1. Step 1: Write the proportion equation
   86,569.88 : 130,105.69 = 130,105.69 : x
2. Step 2: Convert to fraction form
   86,569.88/130,105.69 = 130,105.69/x
3. Step 3: Cross multiply
   86,569.88x = 130,105.69 × 130,105.69
4. Step 4: Simplify right side
   86,569.88x = 16,927,489,919.85
5. Step 5: Solve for x
   x = 16,927,489,919.85/86,569.88
6. Step 6: Final answer
   x = 195,535.57