Finding the Fourth Proportional to 11,385.59, 17,077.10 and 3,066.21

Step by Step Solution

1. Step 1: Write the proportion equation
   11,385.59 : 17,077.10 = 3,066.21 : x
2. Step 2: Convert to fraction form
   11,385.59/17,077.10 = 3,066.21/x
3. Step 3: Cross multiply
   11,385.59x = 17,077.10 × 3,066.21
4. Step 4: Simplify right side
   11,385.59x = 52,362,040.75
5. Step 5: Solve for x
   x = 52,362,040.75/11,385.59
6. Step 6: Final answer
   x = 4,598.98