Finding the Third Proportional to 562,920 and 841,570.50

Step by Step Solution

1. Step 1: Write the proportion equation
   562,920 : 841,570.50 = 841,570.50 : x
2. Step 2: Convert to fraction form
   562,920/841,570.50 = 841,570.50/x
3. Step 3: Cross multiply
   562,920x = 841,570.50 × 841,570.50
4. Step 4: Simplify right side
   562,920x = 708,240,906,470.25
5. Step 5: Solve for x
   x = 708,240,906,470.25/562,920
6. Step 6: Final answer
   x = 1,258,155.52