Finding the Third Proportional to 5,300,802 and 8,266,131

Step by Step Solution

1. Step 1: Write the proportion equation
   5,300,802 : 8,266,131 = 8,266,131 : x
2. Step 2: Convert to fraction form
   5,300,802/8,266,131 = 8,266,131/x
3. Step 3: Cross multiply
   5,300,802x = 8,266,131 × 8,266,131
4. Step 4: Simplify right side
   5,300,802x = 68,328,921,709,161
5. Step 5: Solve for x
   x = 68,328,921,709,161/5,300,802
6. Step 6: Final answer
   x = 12,890,298.81