Finding the Third Proportional to 1,915,580 and 2,789,130

Step by Step Solution

1. Step 1: Write the proportion equation
   1,915,580 : 2,789,130 = 2,789,130 : x
2. Step 2: Convert to fraction form
   1,915,580/2,789,130 = 2,789,130/x
3. Step 3: Cross multiply
   1,915,580x = 2,789,130 × 2,789,130
4. Step 4: Simplify right side
   1,915,580x = 7,779,246,156,900
5. Step 5: Solve for x
   x = 7,779,246,156,900/1,915,580
6. Step 6: Final answer
   x = 4,061,039.56