Finding the Third Proportional to 117,339 and 249,222

Step by Step Solution

1. Step 1: Write the proportion equation
   117,339 : 249,222 = 249,222 : x
2. Step 2: Convert to fraction form
   117,339/249,222 = 249,222/x
3. Step 3: Cross multiply
   117,339x = 249,222 × 249,222
4. Step 4: Simplify right side
   117,339x = 62,111,605,284
5. Step 5: Solve for x
   x = 62,111,605,284/117,339
6. Step 6: Final answer
   x = 529,334.71