Finding the Third Proportional to 522,120 and 1,140,108

Step by Step Solution

1. Step 1: Write the proportion equation
   522,120 : 1,140,108 = 1,140,108 : x
2. Step 2: Convert to fraction form
   522,120/1,140,108 = 1,140,108/x
3. Step 3: Cross multiply
   522,120x = 1,140,108 × 1,140,108
4. Step 4: Simplify right side
   522,120x = 1,299,846,251,664
5. Step 5: Solve for x
   x = 1,299,846,251,664/522,120
6. Step 6: Final answer
   x = 2,489,554.61