Finding the Third Proportional to 72,299.25 and 113,064.19

Step by Step Solution

1. Step 1: Write the proportion equation
   72,299.25 : 113,064.19 = 113,064.19 : x
2. Step 2: Convert to fraction form
   72,299.25/113,064.19 = 113,064.19/x
3. Step 3: Cross multiply
   72,299.25x = 113,064.19 × 113,064.19
4. Step 4: Simplify right side
   72,299.25x = 12,783,510,495.04
5. Step 5: Solve for x
   x = 12,783,510,495.04/72,299.25
6. Step 6: Final answer
   x = 176,813.87