Finding the Third Proportional to 1,217,153 and 1,892,105

Step by Step Solution

1. Step 1: Write the proportion equation
   1,217,153 : 1,892,105 = 1,892,105 : x
2. Step 2: Convert to fraction form
   1,217,153/1,892,105 = 1,892,105/x
3. Step 3: Cross multiply
   1,217,153x = 1,892,105 × 1,892,105
4. Step 4: Simplify right side
   1,217,153x = 3,580,061,331,025
5. Step 5: Solve for x
   x = 3,580,061,331,025/1,217,153
6. Step 6: Final answer
   x = 2,941,340.43