Finding the Third Proportional to 147,603 and 229,180.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,603 : 229,180.50 = 229,180.50 : x
2. Step 2: Convert to fraction form
   147,603/229,180.50 = 229,180.50/x
3. Step 3: Cross multiply
   147,603x = 229,180.50 × 229,180.50
4. Step 4: Simplify right side
   147,603x = 52,523,701,580.25
5. Step 5: Solve for x
   x = 52,523,701,580.25/147,603
6. Step 6: Final answer
   x = 355,844.40