Finding the Third Proportional to 4,549,092 and 9,728,040

Step by Step Solution

1. Step 1: Write the proportion equation
   4,549,092 : 9,728,040 = 9,728,040 : x
2. Step 2: Convert to fraction form
   4,549,092/9,728,040 = 9,728,040/x
3. Step 3: Cross multiply
   4,549,092x = 9,728,040 × 9,728,040
4. Step 4: Simplify right side
   4,549,092x = 94,634,762,241,600
5. Step 5: Solve for x
   x = 94,634,762,241,600/4,549,092
6. Step 6: Final answer
   x = 20,803,000.30