Finding the Third Proportional to 1,570,069 and 2,490,212

Step by Step Solution

1. Step 1: Write the proportion equation
   1,570,069 : 2,490,212 = 2,490,212 : x
2. Step 2: Convert to fraction form
   1,570,069/2,490,212 = 2,490,212/x
3. Step 3: Cross multiply
   1,570,069x = 2,490,212 × 2,490,212
4. Step 4: Simplify right side
   1,570,069x = 6,201,155,804,944
5. Step 5: Solve for x
   x = 6,201,155,804,944/1,570,069
6. Step 6: Final answer
   x = 3,949,607.19