Finding the Third Proportional to 156,003 and 235,399.50

Step by Step Solution

1. Step 1: Write the proportion equation
   156,003 : 235,399.50 = 235,399.50 : x
2. Step 2: Convert to fraction form
   156,003/235,399.50 = 235,399.50/x
3. Step 3: Cross multiply
   156,003x = 235,399.50 × 235,399.50
4. Step 4: Simplify right side
   156,003x = 55,412,924,600.25
5. Step 5: Solve for x
   x = 55,412,924,600.25/156,003
6. Step 6: Final answer
   x = 355,204.22