Finding the Third Proportional to 1,403,394 and 2,953,488

Step by Step Solution

1. Step 1: Write the proportion equation
   1,403,394 : 2,953,488 = 2,953,488 : x
2. Step 2: Convert to fraction form
   1,403,394/2,953,488 = 2,953,488/x
3. Step 3: Cross multiply
   1,403,394x = 2,953,488 × 2,953,488
4. Step 4: Simplify right side
   1,403,394x = 8,723,091,366,144
5. Step 5: Solve for x
   x = 8,723,091,366,144/1,403,394
6. Step 6: Final answer
   x = 6,215,710.89