Finding the Third Proportional to 245,730 and 370,849.50

Step by Step Solution

1. Step 1: Write the proportion equation
   245,730 : 370,849.50 = 370,849.50 : x
2. Step 2: Convert to fraction form
   245,730/370,849.50 = 370,849.50/x
3. Step 3: Cross multiply
   245,730x = 370,849.50 × 370,849.50
4. Step 4: Simplify right side
   245,730x = 137,529,351,650.25
5. Step 5: Solve for x
   x = 137,529,351,650.25/245,730
6. Step 6: Final answer
   x = 559,676.68