Finding the Third Proportional to 1,187,842 and 1,912,502

Step by Step Solution

1. Step 1: Write the proportion equation
   1,187,842 : 1,912,502 = 1,912,502 : x
2. Step 2: Convert to fraction form
   1,187,842/1,912,502 = 1,912,502/x
3. Step 3: Cross multiply
   1,187,842x = 1,912,502 × 1,912,502
4. Step 4: Simplify right side
   1,187,842x = 3,657,663,900,004
5. Step 5: Solve for x
   x = 3,657,663,900,004/1,187,842
6. Step 6: Final answer
   x = 3,079,251.20