Finding the Third Proportional to 662,677 and 1,020,077.50

Step by Step Solution

1. Step 1: Write the proportion equation
   662,677 : 1,020,077.50 = 1,020,077.50 : x
2. Step 2: Convert to fraction form
   662,677/1,020,077.50 = 1,020,077.50/x
3. Step 3: Cross multiply
   662,677x = 1,020,077.50 × 1,020,077.50
4. Step 4: Simplify right side
   662,677x = 1,040,558,106,006.25
5. Step 5: Solve for x
   x = 1,040,558,106,006.25/662,677
6. Step 6: Final answer
   x = 1,570,234.23