Finding the Fourth Proportional to 3,459.30, 5,192.56 and 3,066.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,459.30 : 5,192.56 = 3,066.48 : x
2. Step 2: Convert to fraction form
   3,459.30/5,192.56 = 3,066.48/x
3. Step 3: Cross multiply
   3,459.30x = 5,192.56 × 3,066.48
4. Step 4: Simplify right side
   3,459.30x = 15,922,854.25
5. Step 5: Solve for x
   x = 15,922,854.25/3,459.30
6. Step 6: Final answer
   x = 4,602.91