Finding the Fourth Proportional to 3,663.02, 5,055.32 and 2,091.35

Step by Step Solution

1. Step 1: Write the proportion equation
   3,663.02 : 5,055.32 = 2,091.35 : x
2. Step 2: Convert to fraction form
   3,663.02/5,055.32 = 2,091.35/x
3. Step 3: Cross multiply
   3,663.02x = 5,055.32 × 2,091.35
4. Step 4: Simplify right side
   3,663.02x = 10,572,423.43
5. Step 5: Solve for x
   x = 10,572,423.43/3,663.02
6. Step 6: Final answer
   x = 2,886.26