Finding the Fourth Proportional to 370,550.08, 555,401.71 and 168,300.42

Step by Step Solution

1. Step 1: Write the proportion equation
   370,550.08 : 555,401.71 = 168,300.42 : x
2. Step 2: Convert to fraction form
   370,550.08/555,401.71 = 168,300.42/x
3. Step 3: Cross multiply
   370,550.08x = 555,401.71 × 168,300.42
4. Step 4: Simplify right side
   370,550.08x = 93,474,341,061.72
5. Step 5: Solve for x
   x = 93,474,341,061.72/370,550.08
6. Step 6: Final answer
   x = 252,258.32