Finding the Third Proportional to 3,573,320 and 7,789,130

Step by Step Solution

1. Step 1: Write the proportion equation
   3,573,320 : 7,789,130 = 7,789,130 : x
2. Step 2: Convert to fraction form
   3,573,320/7,789,130 = 7,789,130/x
3. Step 3: Cross multiply
   3,573,320x = 7,789,130 × 7,789,130
4. Step 4: Simplify right side
   3,573,320x = 60,670,546,156,900
5. Step 5: Solve for x
   x = 60,670,546,156,900/3,573,320
6. Step 6: Final answer
   x = 16,978,760.97