Finding the Third Proportional to 570,629 and 1,349,470

Step by Step Solution

1. Step 1: Write the proportion equation
   570,629 : 1,349,470 = 1,349,470 : x
2. Step 2: Convert to fraction form
   570,629/1,349,470 = 1,349,470/x
3. Step 3: Cross multiply
   570,629x = 1,349,470 × 1,349,470
4. Step 4: Simplify right side
   570,629x = 1,821,069,280,900
5. Step 5: Solve for x
   x = 1,821,069,280,900/570,629
6. Step 6: Final answer
   x = 3,191,336.72