Finding the Third Proportional to 156,039 and 235,462.50

Step by Step Solution

1. Step 1: Write the proportion equation
   156,039 : 235,462.50 = 235,462.50 : x
2. Step 2: Convert to fraction form
   156,039/235,462.50 = 235,462.50/x
3. Step 3: Cross multiply
   156,039x = 235,462.50 × 235,462.50
4. Step 4: Simplify right side
   156,039x = 55,442,588,906.25
5. Step 5: Solve for x
   x = 55,442,588,906.25/156,039
6. Step 6: Final answer
   x = 355,312.38