Finding the Fourth Proportional to 3,577.01, 5,367.05 and 1,931.63

Step by Step Solution

1. Step 1: Write the proportion equation
   3,577.01 : 5,367.05 = 1,931.63 : x
2. Step 2: Convert to fraction form
   3,577.01/5,367.05 = 1,931.63/x
3. Step 3: Cross multiply
   3,577.01x = 5,367.05 × 1,931.63
4. Step 4: Simplify right side
   3,577.01x = 10,367,118.30
5. Step 5: Solve for x
   x = 10,367,118.30/3,577.01
6. Step 6: Final answer
   x = 2,898.27