Finding the Fourth Proportional to 2,973.21, 4,110.80 and 2,604.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,973.21 : 4,110.80 = 2,604.15 : x
2. Step 2: Convert to fraction form
   2,973.21/4,110.80 = 2,604.15/x
3. Step 3: Cross multiply
   2,973.21x = 4,110.80 × 2,604.15
4. Step 4: Simplify right side
   2,973.21x = 10,705,141.45
5. Step 5: Solve for x
   x = 10,705,141.45/2,973.21
6. Step 6: Final answer
   x = 3,600.54