Finding the Third Proportional to 148,854 and 223,618.50

Step by Step Solution

1. Step 1: Write the proportion equation
   148,854 : 223,618.50 = 223,618.50 : x
2. Step 2: Convert to fraction form
   148,854/223,618.50 = 223,618.50/x
3. Step 3: Cross multiply
   148,854x = 223,618.50 × 223,618.50
4. Step 4: Simplify right side
   148,854x = 50,005,233,542.25
5. Step 5: Solve for x
   x = 50,005,233,542.25/148,854
6. Step 6: Final answer
   x = 335,934.77