Finding the Fourth Proportional to 3,573.58, 4,931.81 and 2,061.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,573.58 : 4,931.81 = 2,061.62 : x
2. Step 2: Convert to fraction form
   3,573.58/4,931.81 = 2,061.62/x
3. Step 3: Cross multiply
   3,573.58x = 4,931.81 × 2,061.62
4. Step 4: Simplify right side
   3,573.58x = 10,167,518.13
5. Step 5: Solve for x
   x = 10,167,518.13/3,573.58
6. Step 6: Final answer
   x = 2,845.19