Finding the Third Proportional to 73,905 and 112,703.25

Step by Step Solution

1. Step 1: Write the proportion equation
   73,905 : 112,703.25 = 112,703.25 : x
2. Step 2: Convert to fraction form
   73,905/112,703.25 = 112,703.25/x
3. Step 3: Cross multiply
   73,905x = 112,703.25 × 112,703.25
4. Step 4: Simplify right side
   73,905x = 12,702,022,560.56
5. Step 5: Solve for x
   x = 12,702,022,560.56/73,905
6. Step 6: Final answer
   x = 171,869.60