Finding the Third Proportional to 1,190,709 and 2,572,402

Step by Step Solution

1. Step 1: Write the proportion equation
   1,190,709 : 2,572,402 = 2,572,402 : x
2. Step 2: Convert to fraction form
   1,190,709/2,572,402 = 2,572,402/x
3. Step 3: Cross multiply
   1,190,709x = 2,572,402 × 2,572,402
4. Step 4: Simplify right side
   1,190,709x = 6,617,252,049,604
5. Step 5: Solve for x
   x = 6,617,252,049,604/1,190,709
6. Step 6: Final answer
   x = 5,557,404.92