Finding the Third Proportional to 239,199 and 370,462.50

Step by Step Solution

1. Step 1: Write the proportion equation
   239,199 : 370,462.50 = 370,462.50 : x
2. Step 2: Convert to fraction form
   239,199/370,462.50 = 370,462.50/x
3. Step 3: Cross multiply
   239,199x = 370,462.50 × 370,462.50
4. Step 4: Simplify right side
   239,199x = 137,242,463,906.25
5. Step 5: Solve for x
   x = 137,242,463,906.25/239,199
6. Step 6: Final answer
   x = 573,758.52