Finding the Fourth Proportional to 3,601.32, 4,969.82 and 2,109.17

Step by Step Solution

1. Step 1: Write the proportion equation
   3,601.32 : 4,969.82 = 2,109.17 : x
2. Step 2: Convert to fraction form
   3,601.32/4,969.82 = 2,109.17/x
3. Step 3: Cross multiply
   3,601.32x = 4,969.82 × 2,109.17
4. Step 4: Simplify right side
   3,601.32x = 10,482,159.85
5. Step 5: Solve for x
   x = 10,482,159.85/3,601.32
6. Step 6: Final answer
   x = 2,910.64