Finding the Fourth Proportional to 3,573.23, 4,931.69 and 2,245.91

Step by Step Solution

1. Step 1: Write the proportion equation
   3,573.23 : 4,931.69 = 2,245.91 : x
2. Step 2: Convert to fraction form
   3,573.23/4,931.69 = 2,245.91/x
3. Step 3: Cross multiply
   3,573.23x = 4,931.69 × 2,245.91
4. Step 4: Simplify right side
   3,573.23x = 11,076,096.00
5. Step 5: Solve for x
   x = 11,076,096.00/3,573.23
6. Step 6: Final answer
   x = 3,099.75