Finding the Third Proportional to 72,653.63 and 113,285.25

Step by Step Solution

1. Step 1: Write the proportion equation
   72,653.63 : 113,285.25 = 113,285.25 : x
2. Step 2: Convert to fraction form
   72,653.63/113,285.25 = 113,285.25/x
3. Step 3: Cross multiply
   72,653.63x = 113,285.25 × 113,285.25
4. Step 4: Simplify right side
   72,653.63x = 12,833,547,867.56
5. Step 5: Solve for x
   x = 12,833,547,867.56/72,653.63
6. Step 6: Final answer
   x = 176,640.16