Finding the Third Proportional to 91,303 and 137,170.50

Step by Step Solution

1. Step 1: Write the proportion equation
   91,303 : 137,170.50 = 137,170.50 : x
2. Step 2: Convert to fraction form
   91,303/137,170.50 = 137,170.50/x
3. Step 3: Cross multiply
   91,303x = 137,170.50 × 137,170.50
4. Step 4: Simplify right side
   91,303x = 18,815,746,070.25
5. Step 5: Solve for x
   x = 18,815,746,070.25/91,303
6. Step 6: Final answer
   x = 206,080.26