Finding the Third Proportional to 249,783.50 and 370,814

Step by Step Solution

1. Step 1: Write the proportion equation
   249,783.50 : 370,814 = 370,814 : x
2. Step 2: Convert to fraction form
   249,783.50/370,814 = 370,814/x
3. Step 3: Cross multiply
   249,783.50x = 370,814 × 370,814
4. Step 4: Simplify right side
   249,783.50x = 137,503,022,596
5. Step 5: Solve for x
   x = 137,503,022,596/249,783.50
6. Step 6: Final answer
   x = 550,488.81