Finding the Third Proportional to 113,362.88 and 172,759.50

Step by Step Solution

1. Step 1: Write the proportion equation
   113,362.88 : 172,759.50 = 172,759.50 : x
2. Step 2: Convert to fraction form
   113,362.88/172,759.50 = 172,759.50/x
3. Step 3: Cross multiply
   113,362.88x = 172,759.50 × 172,759.50
4. Step 4: Simplify right side
   113,362.88x = 29,845,844,840.25
5. Step 5: Solve for x
   x = 29,845,844,840.25/113,362.88
6. Step 6: Final answer
   x = 263,277.06