Finding the Third Proportional to 5,613,236 and 8,470,376

Step by Step Solution

1. Step 1: Write the proportion equation
   5,613,236 : 8,470,376 = 8,470,376 : x
2. Step 2: Convert to fraction form
   5,613,236/8,470,376 = 8,470,376/x
3. Step 3: Cross multiply
   5,613,236x = 8,470,376 × 8,470,376
4. Step 4: Simplify right side
   5,613,236x = 71,747,269,581,376
5. Step 5: Solve for x
   x = 71,747,269,581,376/5,613,236
6. Step 6: Final answer
   x = 12,781,801.72