Finding the Third Proportional to 81,547.50 and 114,835.50

Step by Step Solution

1. Step 1: Write the proportion equation
   81,547.50 : 114,835.50 = 114,835.50 : x
2. Step 2: Convert to fraction form
   81,547.50/114,835.50 = 114,835.50/x
3. Step 3: Cross multiply
   81,547.50x = 114,835.50 × 114,835.50
4. Step 4: Simplify right side
   81,547.50x = 13,187,192,060.25
5. Step 5: Solve for x
   x = 13,187,192,060.25/81,547.50
6. Step 6: Final answer
   x = 161,711.79