Finding the Third Proportional to 6,132,270 and 12,900,156

Step by Step Solution

1. Step 1: Write the proportion equation
   6,132,270 : 12,900,156 = 12,900,156 : x
2. Step 2: Convert to fraction form
   6,132,270/12,900,156 = 12,900,156/x
3. Step 3: Cross multiply
   6,132,270x = 12,900,156 × 12,900,156
4. Step 4: Simplify right side
   6,132,270x = 166,414,024,824,336
5. Step 5: Solve for x
   x = 166,414,024,824,336/6,132,270
6. Step 6: Final answer
   x = 27,137,426.24