Finding the Third Proportional to 116,680 and 249,884

Step by Step Solution

1. Step 1: Write the proportion equation
   116,680 : 249,884 = 249,884 : x
2. Step 2: Convert to fraction form
   116,680/249,884 = 249,884/x
3. Step 3: Cross multiply
   116,680x = 249,884 × 249,884
4. Step 4: Simplify right side
   116,680x = 62,442,013,456
5. Step 5: Solve for x
   x = 62,442,013,456/116,680
6. Step 6: Final answer
   x = 535,156.10