Finding the Third Proportional to 903,523 and 1,399,026

Step by Step Solution

1. Step 1: Write the proportion equation
   903,523 : 1,399,026 = 1,399,026 : x
2. Step 2: Convert to fraction form
   903,523/1,399,026 = 1,399,026/x
3. Step 3: Cross multiply
   903,523x = 1,399,026 × 1,399,026
4. Step 4: Simplify right side
   903,523x = 1,957,273,748,676
5. Step 5: Solve for x
   x = 1,957,273,748,676/903,523
6. Step 6: Final answer
   x = 2,166,268.87