Finding the Third Proportional to 65,308.50 and 97,709.63

Step by Step Solution

1. Step 1: Write the proportion equation
   65,308.50 : 97,709.63 = 97,709.63 : x
2. Step 2: Convert to fraction form
   65,308.50/97,709.63 = 97,709.63/x
3. Step 3: Cross multiply
   65,308.50x = 97,709.63 × 97,709.63
4. Step 4: Simplify right side
   65,308.50x = 9,547,170,817.64
5. Step 5: Solve for x
   x = 9,547,170,817.64/65,308.50
6. Step 6: Final answer
   x = 146,185.73