Finding the Fourth Proportional to 7,354.18, 10,150.54 and 4,212.18

Step by Step Solution

1. Step 1: Write the proportion equation
   7,354.18 : 10,150.54 = 4,212.18 : x
2. Step 2: Convert to fraction form
   7,354.18/10,150.54 = 4,212.18/x
3. Step 3: Cross multiply
   7,354.18x = 10,150.54 × 4,212.18
4. Step 4: Simplify right side
   7,354.18x = 42,755,901.58
5. Step 5: Solve for x
   x = 42,755,901.58/7,354.18
6. Step 6: Final answer
   x = 5,813.82