Finding the Third Proportional to 1,020,640 and 1,501,432

Step by Step Solution

1. Step 1: Write the proportion equation
   1,020,640 : 1,501,432 = 1,501,432 : x
2. Step 2: Convert to fraction form
   1,020,640/1,501,432 = 1,501,432/x
3. Step 3: Cross multiply
   1,020,640x = 1,501,432 × 1,501,432
4. Step 4: Simplify right side
   1,020,640x = 2,254,298,050,624
5. Step 5: Solve for x
   x = 2,254,298,050,624/1,020,640
6. Step 6: Final answer
   x = 2,208,710.27