Finding the Third Proportional to 158,887.50 and 340,799.25

Step by Step Solution

1. Step 1: Write the proportion equation
   158,887.50 : 340,799.25 = 340,799.25 : x
2. Step 2: Convert to fraction form
   158,887.50/340,799.25 = 340,799.25/x
3. Step 3: Cross multiply
   158,887.50x = 340,799.25 × 340,799.25
4. Step 4: Simplify right side
   158,887.50x = 116,144,128,800.56
5. Step 5: Solve for x
   x = 116,144,128,800.56/158,887.50
6. Step 6: Final answer
   x = 730,983.42