Finding the Third Proportional to 224,042.50 and 354,932.50

Step by Step Solution

1. Step 1: Write the proportion equation
   224,042.50 : 354,932.50 = 354,932.50 : x
2. Step 2: Convert to fraction form
   224,042.50/354,932.50 = 354,932.50/x
3. Step 3: Cross multiply
   224,042.50x = 354,932.50 × 354,932.50
4. Step 4: Simplify right side
   224,042.50x = 125,977,079,556.25
5. Step 5: Solve for x
   x = 125,977,079,556.25/224,042.50
6. Step 6: Final answer
   x = 562,290.99