Finding the Third Proportional to 2,573,640 and 5,570,928

Step by Step Solution

1. Step 1: Write the proportion equation
   2,573,640 : 5,570,928 = 5,570,928 : x
2. Step 2: Convert to fraction form
   2,573,640/5,570,928 = 5,570,928/x
3. Step 3: Cross multiply
   2,573,640x = 5,570,928 × 5,570,928
4. Step 4: Simplify right side
   2,573,640x = 31,035,238,781,184
5. Step 5: Solve for x
   x = 31,035,238,781,184/2,573,640
6. Step 6: Final answer
   x = 12,058,888.88