Finding the Third Proportional to 72,963 and 156,557

Step by Step Solution

1. Step 1: Write the proportion equation
   72,963 : 156,557 = 156,557 : x
2. Step 2: Convert to fraction form
   72,963/156,557 = 156,557/x
3. Step 3: Cross multiply
   72,963x = 156,557 × 156,557
4. Step 4: Simplify right side
   72,963x = 24,510,094,249
5. Step 5: Solve for x
   x = 24,510,094,249/72,963
6. Step 6: Final answer
   x = 335,924.98