Finding the Third Proportional to 216,112.50 and 465,516

Step by Step Solution

1. Step 1: Write the proportion equation
   216,112.50 : 465,516 = 465,516 : x
2. Step 2: Convert to fraction form
   216,112.50/465,516 = 465,516/x
3. Step 3: Cross multiply
   216,112.50x = 465,516 × 465,516
4. Step 4: Simplify right side
   216,112.50x = 216,705,146,256
5. Step 5: Solve for x
   x = 216,705,146,256/216,112.50
6. Step 6: Final answer
   x = 1,002,742.30