Finding the Third Proportional to 113,886.50 and 249,225

Step by Step Solution

1. Step 1: Write the proportion equation
   113,886.50 : 249,225 = 249,225 : x
2. Step 2: Convert to fraction form
   113,886.50/249,225 = 249,225/x
3. Step 3: Cross multiply
   113,886.50x = 249,225 × 249,225
4. Step 4: Simplify right side
   113,886.50x = 62,113,100,625
5. Step 5: Solve for x
   x = 62,113,100,625/113,886.50
6. Step 6: Final answer
   x = 545,394.76