Finding the Third Proportional to 147,240 and 229,284

Step by Step Solution

1. Step 1: Write the proportion equation
   147,240 : 229,284 = 229,284 : x
2. Step 2: Convert to fraction form
   147,240/229,284 = 229,284/x
3. Step 3: Cross multiply
   147,240x = 229,284 × 229,284
4. Step 4: Simplify right side
   147,240x = 52,571,152,656
5. Step 5: Solve for x
   x = 52,571,152,656/147,240
6. Step 6: Final answer
   x = 357,043.96