Finding the Fourth Proportional to 13,045.53, 19,569.41 and 3,685.59

Step by Step Solution

1. Step 1: Write the proportion equation
   13,045.53 : 19,569.41 = 3,685.59 : x
2. Step 2: Convert to fraction form
   13,045.53/19,569.41 = 3,685.59/x
3. Step 3: Cross multiply
   13,045.53x = 19,569.41 × 3,685.59
4. Step 4: Simplify right side
   13,045.53x = 72,124,803.37
5. Step 5: Solve for x
   x = 72,124,803.37/13,045.53
6. Step 6: Final answer
   x = 5,528.70