Finding the Third Proportional to 5,722,290 and 8,641,754

Step by Step Solution

1. Step 1: Write the proportion equation
   5,722,290 : 8,641,754 = 8,641,754 : x
2. Step 2: Convert to fraction form
   5,722,290/8,641,754 = 8,641,754/x
3. Step 3: Cross multiply
   5,722,290x = 8,641,754 × 8,641,754
4. Step 4: Simplify right side
   5,722,290x = 74,679,912,196,516
5. Step 5: Solve for x
   x = 74,679,912,196,516/5,722,290
6. Step 6: Final answer
   x = 13,050,703.86