Finding the Third Proportional to 72,055.50 and 156,573

Step by Step Solution

1. Step 1: Write the proportion equation
   72,055.50 : 156,573 = 156,573 : x
2. Step 2: Convert to fraction form
   72,055.50/156,573 = 156,573/x
3. Step 3: Cross multiply
   72,055.50x = 156,573 × 156,573
4. Step 4: Simplify right side
   72,055.50x = 24,515,104,329
5. Step 5: Solve for x
   x = 24,515,104,329/72,055.50
6. Step 6: Final answer
   x = 340,225.30