Finding the Third Proportional to 113,870 and 249,916

Step by Step Solution

1. Step 1: Write the proportion equation
   113,870 : 249,916 = 249,916 : x
2. Step 2: Convert to fraction form
   113,870/249,916 = 249,916/x
3. Step 3: Cross multiply
   113,870x = 249,916 × 249,916
4. Step 4: Simplify right side
   113,870x = 62,458,007,056
5. Step 5: Solve for x
   x = 62,458,007,056/113,870
6. Step 6: Final answer
   x = 548,502.74