Finding the Third Proportional to 74,372 and 113,300.50

Step by Step Solution

1. Step 1: Write the proportion equation
   74,372 : 113,300.50 = 113,300.50 : x
2. Step 2: Convert to fraction form
   74,372/113,300.50 = 113,300.50/x
3. Step 3: Cross multiply
   74,372x = 113,300.50 × 113,300.50
4. Step 4: Simplify right side
   74,372x = 12,837,003,300.25
5. Step 5: Solve for x
   x = 12,837,003,300.25/74,372
6. Step 6: Final answer
   x = 172,605.33