Finding the Third Proportional to 84,776.50 and 131,061.50

Step by Step Solution

1. Step 1: Write the proportion equation
   84,776.50 : 131,061.50 = 131,061.50 : x
2. Step 2: Convert to fraction form
   84,776.50/131,061.50 = 131,061.50/x
3. Step 3: Cross multiply
   84,776.50x = 131,061.50 × 131,061.50
4. Step 4: Simplify right side
   84,776.50x = 17,177,116,782.25
5. Step 5: Solve for x
   x = 17,177,116,782.25/84,776.50
6. Step 6: Final answer
   x = 202,616.49