Finding the Fourth Proportional to 7,385.94, 10,192.32 and 4,028.70

Step by Step Solution

1. Step 1: Write the proportion equation
   7,385.94 : 10,192.32 = 4,028.70 : x
2. Step 2: Convert to fraction form
   7,385.94/10,192.32 = 4,028.70/x
3. Step 3: Cross multiply
   7,385.94x = 10,192.32 × 4,028.70
4. Step 4: Simplify right side
   7,385.94x = 41,061,799.58
5. Step 5: Solve for x
   x = 41,061,799.58/7,385.94
6. Step 6: Final answer
   x = 5,559.45