Finding the Third Proportional to 223,050 and 317,947.50

Step by Step Solution

1. Step 1: Write the proportion equation
   223,050 : 317,947.50 = 317,947.50 : x
2. Step 2: Convert to fraction form
   223,050/317,947.50 = 317,947.50/x
3. Step 3: Cross multiply
   223,050x = 317,947.50 × 317,947.50
4. Step 4: Simplify right side
   223,050x = 101,090,612,756.25
5. Step 5: Solve for x
   x = 101,090,612,756.25/223,050
6. Step 6: Final answer
   x = 453,219.51