Finding the Third Proportional to 1,131,894 and 1,712,421

Step by Step Solution

1. Step 1: Write the proportion equation
   1,131,894 : 1,712,421 = 1,712,421 : x
2. Step 2: Convert to fraction form
   1,131,894/1,712,421 = 1,712,421/x
3. Step 3: Cross multiply
   1,131,894x = 1,712,421 × 1,712,421
4. Step 4: Simplify right side
   1,131,894x = 2,932,385,681,241
5. Step 5: Solve for x
   x = 2,932,385,681,241/1,131,894
6. Step 6: Final answer
   x = 2,590,689.31