Finding the Third Proportional to 71,931 and 156,983

Step by Step Solution

1. Step 1: Write the proportion equation
   71,931 : 156,983 = 156,983 : x
2. Step 2: Convert to fraction form
   71,931/156,983 = 156,983/x
3. Step 3: Cross multiply
   71,931x = 156,983 × 156,983
4. Step 4: Simplify right side
   71,931x = 24,643,662,289
5. Step 5: Solve for x
   x = 24,643,662,289/71,931
6. Step 6: Final answer
   x = 342,601.41