Finding the Third Proportional to 1,930,480 and 4,240,040

Step by Step Solution

1. Step 1: Write the proportion equation
   1,930,480 : 4,240,040 = 4,240,040 : x
2. Step 2: Convert to fraction form
   1,930,480/4,240,040 = 4,240,040/x
3. Step 3: Cross multiply
   1,930,480x = 4,240,040 × 4,240,040
4. Step 4: Simplify right side
   1,930,480x = 17,977,939,201,600
5. Step 5: Solve for x
   x = 17,977,939,201,600/1,930,480
6. Step 6: Final answer
   x = 9,312,678.30