Finding the Third Proportional to 13,024,478 and 19,146,499

Step by Step Solution

1. Step 1: Write the proportion equation
   13,024,478 : 19,146,499 = 19,146,499 : x
2. Step 2: Convert to fraction form
   13,024,478/19,146,499 = 19,146,499/x
3. Step 3: Cross multiply
   13,024,478x = 19,146,499 × 19,146,499
4. Step 4: Simplify right side
   13,024,478x = 366,588,423,957,001
5. Step 5: Solve for x
   x = 366,588,423,957,001/13,024,478
6. Step 6: Final answer
   x = 28,146,112.57