Finding the Third Proportional to 84,437 and 131,767.50

Step by Step Solution

1. Step 1: Write the proportion equation
   84,437 : 131,767.50 = 131,767.50 : x
2. Step 2: Convert to fraction form
   84,437/131,767.50 = 131,767.50/x
3. Step 3: Cross multiply
   84,437x = 131,767.50 × 131,767.50
4. Step 4: Simplify right side
   84,437x = 17,362,674,056.25
5. Step 5: Solve for x
   x = 17,362,674,056.25/84,437
6. Step 6: Final answer
   x = 205,628.74