Finding the Fourth Proportional to 3,577.72, 4,932.69 and 2,316.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,577.72 : 4,932.69 = 2,316.55 : x
2. Step 2: Convert to fraction form
   3,577.72/4,932.69 = 2,316.55/x
3. Step 3: Cross multiply
   3,577.72x = 4,932.69 × 2,316.55
4. Step 4: Simplify right side
   3,577.72x = 11,426,823.02
5. Step 5: Solve for x
   x = 11,426,823.02/3,577.72
6. Step 6: Final answer
   x = 3,193.88