Finding the Third Proportional to 15,228 and 32,278.50

Step by Step Solution

1. Step 1: Write the proportion equation
   15,228 : 32,278.50 = 32,278.50 : x
2. Step 2: Convert to fraction form
   15,228/32,278.50 = 32,278.50/x
3. Step 3: Cross multiply
   15,228x = 32,278.50 × 32,278.50
4. Step 4: Simplify right side
   15,228x = 1,041,901,562.25
5. Step 5: Solve for x
   x = 1,041,901,562.25/15,228
6. Step 6: Final answer
   x = 68,420.12