Finding the Third Proportional to 578,026 and 920,545.50

Step by Step Solution

1. Step 1: Write the proportion equation
   578,026 : 920,545.50 = 920,545.50 : x
2. Step 2: Convert to fraction form
   578,026/920,545.50 = 920,545.50/x
3. Step 3: Cross multiply
   578,026x = 920,545.50 × 920,545.50
4. Step 4: Simplify right side
   578,026x = 847,404,017,570.25
5. Step 5: Solve for x
   x = 847,404,017,570.25/578,026
6. Step 6: Final answer
   x = 1,466,030.97