Finding the Fourth Proportional to 7,538.79, 10,403.56 and 4,181.59

Step by Step Solution

1. Step 1: Write the proportion equation
   7,538.79 : 10,403.56 = 4,181.59 : x
2. Step 2: Convert to fraction form
   7,538.79/10,403.56 = 4,181.59/x
3. Step 3: Cross multiply
   7,538.79x = 10,403.56 × 4,181.59
4. Step 4: Simplify right side
   7,538.79x = 43,503,417.17
5. Step 5: Solve for x
   x = 43,503,417.17/7,538.79
6. Step 6: Final answer
   x = 5,770.61