Finding the Third Proportional to 1,209,863 and 1,857,092

Step by Step Solution

1. Step 1: Write the proportion equation
   1,209,863 : 1,857,092 = 1,857,092 : x
2. Step 2: Convert to fraction form
   1,209,863/1,857,092 = 1,857,092/x
3. Step 3: Cross multiply
   1,209,863x = 1,857,092 × 1,857,092
4. Step 4: Simplify right side
   1,209,863x = 3,448,790,696,464
5. Step 5: Solve for x
   x = 3,448,790,696,464/1,209,863
6. Step 6: Final answer
   x = 2,850,562.99