Finding the Fourth Proportional to 490,736.52, 736,019.40 and 158,312.52

Step by Step Solution

1. Step 1: Write the proportion equation
   490,736.52 : 736,019.40 = 158,312.52 : x
2. Step 2: Convert to fraction form
   490,736.52/736,019.40 = 158,312.52/x
3. Step 3: Cross multiply
   490,736.52x = 736,019.40 × 158,312.52
4. Step 4: Simplify right side
   490,736.52x = 116,521,085,982.89
5. Step 5: Solve for x
   x = 116,521,085,982.89/490,736.52
6. Step 6: Final answer
   x = 237,441.24