Finding the Third Proportional to 2,556,230 and 5,471,492

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556,230 : 5,471,492 = 5,471,492 : x
2. Step 2: Convert to fraction form
   2,556,230/5,471,492 = 5,471,492/x
3. Step 3: Cross multiply
   2,556,230x = 5,471,492 × 5,471,492
4. Step 4: Simplify right side
   2,556,230x = 29,937,224,706,064
5. Step 5: Solve for x
   x = 29,937,224,706,064/2,556,230
6. Step 6: Final answer
   x = 11,711,475.38