Finding the Third Proportional to 5,222,376 and 7,983,615

Step by Step Solution

1. Step 1: Write the proportion equation
   5,222,376 : 7,983,615 = 7,983,615 : x
2. Step 2: Convert to fraction form
   5,222,376/7,983,615 = 7,983,615/x
3. Step 3: Cross multiply
   5,222,376x = 7,983,615 × 7,983,615
4. Step 4: Simplify right side
   5,222,376x = 63,738,108,468,225
5. Step 5: Solve for x
   x = 63,738,108,468,225/5,222,376
6. Step 6: Final answer
   x = 12,204,810.31