Finding the Third Proportional to 74,513.50 and 112,733.25

Step by Step Solution

1. Step 1: Write the proportion equation
   74,513.50 : 112,733.25 = 112,733.25 : x
2. Step 2: Convert to fraction form
   74,513.50/112,733.25 = 112,733.25/x
3. Step 3: Cross multiply
   74,513.50x = 112,733.25 × 112,733.25
4. Step 4: Simplify right side
   74,513.50x = 12,708,785,655.56
5. Step 5: Solve for x
   x = 12,708,785,655.56/74,513.50
6. Step 6: Final answer
   x = 170,556.82