Finding the Third Proportional to 108,991.50 and 235,483.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,991.50 : 235,483.50 = 235,483.50 : x
2. Step 2: Convert to fraction form
   108,991.50/235,483.50 = 235,483.50/x
3. Step 3: Cross multiply
   108,991.50x = 235,483.50 × 235,483.50
4. Step 4: Simplify right side
   108,991.50x = 55,452,478,772.25
5. Step 5: Solve for x
   x = 55,452,478,772.25/108,991.50
6. Step 6: Final answer
   x = 508,778.01