Finding the Fourth Proportional to 10,003.53, 15,005.55 and 4,737.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,003.53 : 15,005.55 = 4,737.30 : x
2. Step 2: Convert to fraction form
   10,003.53/15,005.55 = 4,737.30/x
3. Step 3: Cross multiply
   10,003.53x = 15,005.55 × 4,737.30
4. Step 4: Simplify right side
   10,003.53x = 71,085,869.57
5. Step 5: Solve for x
   x = 71,085,869.57/10,003.53
6. Step 6: Final answer
   x = 7,106.08