Finding the Third Proportional to 4,055,580 and 8,859,060

Step by Step Solution

1. Step 1: Write the proportion equation
   4,055,580 : 8,859,060 = 8,859,060 : x
2. Step 2: Convert to fraction form
   4,055,580/8,859,060 = 8,859,060/x
3. Step 3: Cross multiply
   4,055,580x = 8,859,060 × 8,859,060
4. Step 4: Simplify right side
   4,055,580x = 78,482,944,083,600
5. Step 5: Solve for x
   x = 78,482,944,083,600/4,055,580
6. Step 6: Final answer
   x = 19,351,842.17