Finding the Third Proportional to 160,118 and 343,979.50

Step by Step Solution

1. Step 1: Write the proportion equation
   160,118 : 343,979.50 = 343,979.50 : x
2. Step 2: Convert to fraction form
   160,118/343,979.50 = 343,979.50/x
3. Step 3: Cross multiply
   160,118x = 343,979.50 × 343,979.50
4. Step 4: Simplify right side
   160,118x = 118,321,896,420.25
5. Step 5: Solve for x
   x = 118,321,896,420.25/160,118
6. Step 6: Final answer
   x = 738,966.86