Finding the Third Proportional to 1,225,620 and 1,890,108

Step by Step Solution

1. Step 1: Write the proportion equation
   1,225,620 : 1,890,108 = 1,890,108 : x
2. Step 2: Convert to fraction form
   1,225,620/1,890,108 = 1,890,108/x
3. Step 3: Cross multiply
   1,225,620x = 1,890,108 × 1,890,108
4. Step 4: Simplify right side
   1,225,620x = 3,572,508,251,664
5. Step 5: Solve for x
   x = 3,572,508,251,664/1,225,620
6. Step 6: Final answer
   x = 2,914,857.99