Finding the Third Proportional to 186,138 and 249,682.50

Step by Step Solution

1. Step 1: Write the proportion equation
   186,138 : 249,682.50 = 249,682.50 : x
2. Step 2: Convert to fraction form
   186,138/249,682.50 = 249,682.50/x
3. Step 3: Cross multiply
   186,138x = 249,682.50 × 249,682.50
4. Step 4: Simplify right side
   186,138x = 62,341,350,806.25
5. Step 5: Solve for x
   x = 62,341,350,806.25/186,138
6. Step 6: Final answer
   x = 334,920.06