Finding the Fourth Proportional to 7,335.30, 10,123.41 and 4,190.88

Step by Step Solution

1. Step 1: Write the proportion equation
   7,335.30 : 10,123.41 = 4,190.88 : x
2. Step 2: Convert to fraction form
   7,335.30/10,123.41 = 4,190.88/x
3. Step 3: Cross multiply
   7,335.30x = 10,123.41 × 4,190.88
4. Step 4: Simplify right side
   7,335.30x = 42,425,996.50
5. Step 5: Solve for x
   x = 42,425,996.50/7,335.30
6. Step 6: Final answer
   x = 5,783.81