Finding the Third Proportional to 5,314,248 and 8,251,308

Step by Step Solution

1. Step 1: Write the proportion equation
   5,314,248 : 8,251,308 = 8,251,308 : x
2. Step 2: Convert to fraction form
   5,314,248/8,251,308 = 8,251,308/x
3. Step 3: Cross multiply
   5,314,248x = 8,251,308 × 8,251,308
4. Step 4: Simplify right side
   5,314,248x = 68,084,083,710,864
5. Step 5: Solve for x
   x = 68,084,083,710,864/5,314,248
6. Step 6: Final answer
   x = 12,811,612.05