Finding the Third Proportional to 570,492 and 1,221,948

Step by Step Solution

1. Step 1: Write the proportion equation
   570,492 : 1,221,948 = 1,221,948 : x
2. Step 2: Convert to fraction form
   570,492/1,221,948 = 1,221,948/x
3. Step 3: Cross multiply
   570,492x = 1,221,948 × 1,221,948
4. Step 4: Simplify right side
   570,492x = 1,493,156,914,704
5. Step 5: Solve for x
   x = 1,493,156,914,704/570,492
6. Step 6: Final answer
   x = 2,617,314.38