Finding the Third Proportional to 570,711 and 884,920.50

Step by Step Solution

1. Step 1: Write the proportion equation
   570,711 : 884,920.50 = 884,920.50 : x
2. Step 2: Convert to fraction form
   570,711/884,920.50 = 884,920.50/x
3. Step 3: Cross multiply
   570,711x = 884,920.50 × 884,920.50
4. Step 4: Simplify right side
   570,711x = 783,084,291,320.25
5. Step 5: Solve for x
   x = 783,084,291,320.25/570,711
6. Step 6: Final answer
   x = 1,372,120.55