Finding the Fourth Proportional to 3,650.53, 5,476.60 and 1,053.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,650.53 : 5,476.60 = 1,053.46 : x
2. Step 2: Convert to fraction form
   3,650.53/5,476.60 = 1,053.46/x
3. Step 3: Cross multiply
   3,650.53x = 5,476.60 × 1,053.46
4. Step 4: Simplify right side
   3,650.53x = 5,769,373.77
5. Step 5: Solve for x
   x = 5,769,373.77/3,650.53
6. Step 6: Final answer
   x = 1,580.42