Finding the Third Proportional to 113,637 and 247,169.25

Step by Step Solution

1. Step 1: Write the proportion equation
   113,637 : 247,169.25 = 247,169.25 : x
2. Step 2: Convert to fraction form
   113,637/247,169.25 = 247,169.25/x
3. Step 3: Cross multiply
   113,637x = 247,169.25 × 247,169.25
4. Step 4: Simplify right side
   113,637x = 61,092,638,145.56
5. Step 5: Solve for x
   x = 61,092,638,145.56/113,637
6. Step 6: Final answer
   x = 537,612.21