Finding the Third Proportional to 249,172 and 584,970

Step by Step Solution

1. Step 1: Write the proportion equation
   249,172 : 584,970 = 584,970 : x
2. Step 2: Convert to fraction form
   249,172/584,970 = 584,970/x
3. Step 3: Cross multiply
   249,172x = 584,970 × 584,970
4. Step 4: Simplify right side
   249,172x = 342,189,900,900
5. Step 5: Solve for x
   x = 342,189,900,900/249,172
6. Step 6: Final answer
   x = 1,373,308.00