Finding the Third Proportional to 5,108,554 and 7,438,191

Step by Step Solution

1. Step 1: Write the proportion equation
   5,108,554 : 7,438,191 = 7,438,191 : x
2. Step 2: Convert to fraction form
   5,108,554/7,438,191 = 7,438,191/x
3. Step 3: Cross multiply
   5,108,554x = 7,438,191 × 7,438,191
4. Step 4: Simplify right side
   5,108,554x = 55,326,685,352,481
5. Step 5: Solve for x
   x = 55,326,685,352,481/5,108,554
6. Step 6: Final answer
   x = 10,830,204.66