Finding the Third Proportional to 219,739.50 and 466,470

Step by Step Solution

1. Step 1: Write the proportion equation
   219,739.50 : 466,470 = 466,470 : x
2. Step 2: Convert to fraction form
   219,739.50/466,470 = 466,470/x
3. Step 3: Cross multiply
   219,739.50x = 466,470 × 466,470
4. Step 4: Simplify right side
   219,739.50x = 217,594,260,900
5. Step 5: Solve for x
   x = 217,594,260,900/219,739.50
6. Step 6: Final answer
   x = 990,237.35