Finding the Third Proportional to 5,108,552 and 7,438,188

Step by Step Solution

1. Step 1: Write the proportion equation
   5,108,552 : 7,438,188 = 7,438,188 : x
2. Step 2: Convert to fraction form
   5,108,552/7,438,188 = 7,438,188/x
3. Step 3: Cross multiply
   5,108,552x = 7,438,188 × 7,438,188
4. Step 4: Simplify right side
   5,108,552x = 55,326,640,723,344
5. Step 5: Solve for x
   x = 55,326,640,723,344/5,108,552
6. Step 6: Final answer
   x = 10,830,200.17