Finding the Third Proportional to 149,448 and 222,055.50

Step by Step Solution

1. Step 1: Write the proportion equation
   149,448 : 222,055.50 = 222,055.50 : x
2. Step 2: Convert to fraction form
   149,448/222,055.50 = 222,055.50/x
3. Step 3: Cross multiply
   149,448x = 222,055.50 × 222,055.50
4. Step 4: Simplify right side
   149,448x = 49,308,645,080.25
5. Step 5: Solve for x
   x = 49,308,645,080.25/149,448
6. Step 6: Final answer
   x = 329,938.47