Finding the Third Proportional to 424,026 and 921,658.50

Step by Step Solution

1. Step 1: Write the proportion equation
   424,026 : 921,658.50 = 921,658.50 : x
2. Step 2: Convert to fraction form
   424,026/921,658.50 = 921,658.50/x
3. Step 3: Cross multiply
   424,026x = 921,658.50 × 921,658.50
4. Step 4: Simplify right side
   424,026x = 849,454,390,622.25
5. Step 5: Solve for x
   x = 849,454,390,622.25/424,026
6. Step 6: Final answer
   x = 2,003,307.32