Finding the Third Proportional to 65,309.63 and 97,711.31

Step by Step Solution

1. Step 1: Write the proportion equation
   65,309.63 : 97,711.31 = 97,711.31 : x
2. Step 2: Convert to fraction form
   65,309.63/97,711.31 = 97,711.31/x
3. Step 3: Cross multiply
   65,309.63x = 97,711.31 × 97,711.31
4. Step 4: Simplify right side
   65,309.63x = 9,547,500,590.47
5. Step 5: Solve for x
   x = 9,547,500,590.47/65,309.63
6. Step 6: Final answer
   x = 146,188.26