Finding the Fourth Proportional to 3,150.84, 4,346.72 and 2,898.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,150.84 : 4,346.72 = 2,898.12 : x
2. Step 2: Convert to fraction form
   3,150.84/4,346.72 = 2,898.12/x
3. Step 3: Cross multiply
   3,150.84x = 4,346.72 × 2,898.12
4. Step 4: Simplify right side
   3,150.84x = 12,597,316.17
5. Step 5: Solve for x
   x = 12,597,316.17/3,150.84
6. Step 6: Final answer
   x = 3,998.08