Finding the Fourth Proportional to 10,404.12, 15,602.94 and 3,477

Step by Step Solution

1. Step 1: Write the proportion equation
   10,404.12 : 15,602.94 = 3,477 : x
2. Step 2: Convert to fraction form
   10,404.12/15,602.94 = 3,477/x
3. Step 3: Cross multiply
   10,404.12x = 15,602.94 × 3,477
4. Step 4: Simplify right side
   10,404.12x = 54,251,422.38
5. Step 5: Solve for x
   x = 54,251,422.38/10,404.12
6. Step 6: Final answer
   x = 5,214.42