Finding the Fourth Proportional to 7,503.15, 10,354.16 and 4,145.73

Step by Step Solution

1. Step 1: Write the proportion equation
   7,503.15 : 10,354.16 = 4,145.73 : x
2. Step 2: Convert to fraction form
   7,503.15/10,354.16 = 4,145.73/x
3. Step 3: Cross multiply
   7,503.15x = 10,354.16 × 4,145.73
4. Step 4: Simplify right side
   7,503.15x = 42,925,531.01
5. Step 5: Solve for x
   x = 42,925,531.01/7,503.15
6. Step 6: Final answer
   x = 5,721.00