Finding the Third Proportional to 2,005,570 and 4,376,980

Step by Step Solution

1. Step 1: Write the proportion equation
   2,005,570 : 4,376,980 = 4,376,980 : x
2. Step 2: Convert to fraction form
   2,005,570/4,376,980 = 4,376,980/x
3. Step 3: Cross multiply
   2,005,570x = 4,376,980 × 4,376,980
4. Step 4: Simplify right side
   2,005,570x = 19,157,953,920,400
5. Step 5: Solve for x
   x = 19,157,953,920,400/2,005,570
6. Step 6: Final answer
   x = 9,552,373.60