Finding the Third Proportional to 53,417.25 and 113,983.88

Step by Step Solution

1. Step 1: Write the proportion equation
   53,417.25 : 113,983.88 = 113,983.88 : x
2. Step 2: Convert to fraction form
   53,417.25/113,983.88 = 113,983.88/x
3. Step 3: Cross multiply
   53,417.25x = 113,983.88 × 113,983.88
4. Step 4: Simplify right side
   53,417.25x = 12,992,323,760.02
5. Step 5: Solve for x
   x = 12,992,323,760.02/53,417.25
6. Step 6: Final answer
   x = 243,223.37