Finding the Third Proportional to 160,314 and 342,079.50

Step by Step Solution

1. Step 1: Write the proportion equation
   160,314 : 342,079.50 = 342,079.50 : x
2. Step 2: Convert to fraction form
   160,314/342,079.50 = 342,079.50/x
3. Step 3: Cross multiply
   160,314x = 342,079.50 × 342,079.50
4. Step 4: Simplify right side
   160,314x = 117,018,384,320.25
5. Step 5: Solve for x
   x = 117,018,384,320.25/160,314
6. Step 6: Final answer
   x = 729,932.41