Finding the Third Proportional to 229,443.19 and 492,100.31

Step by Step Solution

1. Step 1: Write the proportion equation
   229,443.19 : 492,100.31 = 492,100.31 : x
2. Step 2: Convert to fraction form
   229,443.19/492,100.31 = 492,100.31/x
3. Step 3: Cross multiply
   229,443.19x = 492,100.31 × 492,100.31
4. Step 4: Simplify right side
   229,443.19x = 242,162,717,562.60
5. Step 5: Solve for x
   x = 242,162,717,562.60/229,443.19
6. Step 6: Final answer
   x = 1,055,436.51