Finding the Third Proportional to 72,904.50 and 112,583.25

Step by Step Solution

1. Step 1: Write the proportion equation
   72,904.50 : 112,583.25 = 112,583.25 : x
2. Step 2: Convert to fraction form
   72,904.50/112,583.25 = 112,583.25/x
3. Step 3: Cross multiply
   72,904.50x = 112,583.25 × 112,583.25
4. Step 4: Simplify right side
   72,904.50x = 12,674,988,180.56
5. Step 5: Solve for x
   x = 12,674,988,180.56/72,904.50
6. Step 6: Final answer
   x = 173,857.42