Finding the Fourth Proportional to 438,748.72, 605,475.12 and 237,544.72

Step by Step Solution

1. Step 1: Write the proportion equation
   438,748.72 : 605,475.12 = 237,544.72 : x
2. Step 2: Convert to fraction form
   438,748.72/605,475.12 = 237,544.72/x
3. Step 3: Cross multiply
   438,748.72x = 605,475.12 × 237,544.72
4. Step 4: Simplify right side
   438,748.72x = 143,827,417,847.37
5. Step 5: Solve for x
   x = 143,827,417,847.37/438,748.72
6. Step 6: Final answer
   x = 327,812.73