Finding the Fourth Proportional to 2,402.16, 3,619.32 and 1,994.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402.16 : 3,619.32 = 1,994.76 : x
2. Step 2: Convert to fraction form
   2,402.16/3,619.32 = 1,994.76/x
3. Step 3: Cross multiply
   2,402.16x = 3,619.32 × 1,994.76
4. Step 4: Simplify right side
   2,402.16x = 7,219,674.76
5. Step 5: Solve for x
   x = 7,219,674.76/2,402.16
6. Step 6: Final answer
   x = 3,005.49