Finding the Third Proportional to 5,627,700 and 8,719,560

Step by Step Solution

1. Step 1: Write the proportion equation
   5,627,700 : 8,719,560 = 8,719,560 : x
2. Step 2: Convert to fraction form
   5,627,700/8,719,560 = 8,719,560/x
3. Step 3: Cross multiply
   5,627,700x = 8,719,560 × 8,719,560
4. Step 4: Simplify right side
   5,627,700x = 76,030,726,593,600
5. Step 5: Solve for x
   x = 76,030,726,593,600/5,627,700
6. Step 6: Final answer
   x = 13,510,088.77