Finding the Third Proportional to 158,799 and 348,700.50

Step by Step Solution

1. Step 1: Write the proportion equation
   158,799 : 348,700.50 = 348,700.50 : x
2. Step 2: Convert to fraction form
   158,799/348,700.50 = 348,700.50/x
3. Step 3: Cross multiply
   158,799x = 348,700.50 × 348,700.50
4. Step 4: Simplify right side
   158,799x = 121,592,038,700.25
5. Step 5: Solve for x
   x = 121,592,038,700.25/158,799
6. Step 6: Final answer
   x = 765,697.76