Finding the Third Proportional to 1,118,464 and 1,779,040

Step by Step Solution

1. Step 1: Write the proportion equation
   1,118,464 : 1,779,040 = 1,779,040 : x
2. Step 2: Convert to fraction form
   1,118,464/1,779,040 = 1,779,040/x
3. Step 3: Cross multiply
   1,118,464x = 1,779,040 × 1,779,040
4. Step 4: Simplify right side
   1,118,464x = 3,164,983,321,600
5. Step 5: Solve for x
   x = 3,164,983,321,600/1,118,464
6. Step 6: Final answer
   x = 2,829,758.78