Finding the Third Proportional to 156,723 and 238,756.50

Step by Step Solution

1. Step 1: Write the proportion equation
   156,723 : 238,756.50 = 238,756.50 : x
2. Step 2: Convert to fraction form
   156,723/238,756.50 = 238,756.50/x
3. Step 3: Cross multiply
   156,723x = 238,756.50 × 238,756.50
4. Step 4: Simplify right side
   156,723x = 57,004,666,292.25
5. Step 5: Solve for x
   x = 57,004,666,292.25/156,723
6. Step 6: Final answer
   x = 363,728.78