Finding the Third Proportional to 11,158,854 and 17,235,468

Step by Step Solution

1. Step 1: Write the proportion equation
   11,158,854 : 17,235,468 = 17,235,468 : x
2. Step 2: Convert to fraction form
   11,158,854/17,235,468 = 17,235,468/x
3. Step 3: Cross multiply
   11,158,854x = 17,235,468 × 17,235,468
4. Step 4: Simplify right side
   11,158,854x = 297,061,357,179,024
5. Step 5: Solve for x
   x = 297,061,357,179,024/11,158,854
6. Step 6: Final answer
   x = 26,621,134.86