Finding the Third Proportional to 113,980.50 and 249,831

Step by Step Solution

1. Step 1: Write the proportion equation
   113,980.50 : 249,831 = 249,831 : x
2. Step 2: Convert to fraction form
   113,980.50/249,831 = 249,831/x
3. Step 3: Cross multiply
   113,980.50x = 249,831 × 249,831
4. Step 4: Simplify right side
   113,980.50x = 62,415,528,561
5. Step 5: Solve for x
   x = 62,415,528,561/113,980.50
6. Step 6: Final answer
   x = 547,598.30