Finding the Fourth Proportional to 10,435.72, 15,654.54 and 3,773.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,435.72 : 15,654.54 = 3,773.88 : x
2. Step 2: Convert to fraction form
   10,435.72/15,654.54 = 3,773.88/x
3. Step 3: Cross multiply
   10,435.72x = 15,654.54 × 3,773.88
4. Step 4: Simplify right side
   10,435.72x = 59,078,355.42
5. Step 5: Solve for x
   x = 59,078,355.42/10,435.72
6. Step 6: Final answer
   x = 5,661.17