Finding the Third Proportional to 1,312,038 and 2,142,441

Step by Step Solution

1. Step 1: Write the proportion equation
   1,312,038 : 2,142,441 = 2,142,441 : x
2. Step 2: Convert to fraction form
   1,312,038/2,142,441 = 2,142,441/x
3. Step 3: Cross multiply
   1,312,038x = 2,142,441 × 2,142,441
4. Step 4: Simplify right side
   1,312,038x = 4,590,053,438,481
5. Step 5: Solve for x
   x = 4,590,053,438,481/1,312,038
6. Step 6: Final answer
   x = 3,498,415.01