Finding the Third Proportional to 15,306 and 35,275.50

Step by Step Solution

1. Step 1: Write the proportion equation
   15,306 : 35,275.50 = 35,275.50 : x
2. Step 2: Convert to fraction form
   15,306/35,275.50 = 35,275.50/x
3. Step 3: Cross multiply
   15,306x = 35,275.50 × 35,275.50
4. Step 4: Simplify right side
   15,306x = 1,244,360,900.25
5. Step 5: Solve for x
   x = 1,244,360,900.25/15,306
6. Step 6: Final answer
   x = 81,298.90