Finding the Third Proportional to 1,147,040 and 1,783,264

Step by Step Solution

1. Step 1: Write the proportion equation
   1,147,040 : 1,783,264 = 1,783,264 : x
2. Step 2: Convert to fraction form
   1,147,040/1,783,264 = 1,783,264/x
3. Step 3: Cross multiply
   1,147,040x = 1,783,264 × 1,783,264
4. Step 4: Simplify right side
   1,147,040x = 3,180,030,493,696
5. Step 5: Solve for x
   x = 3,180,030,493,696/1,147,040
6. Step 6: Final answer
   x = 2,772,379.77