Finding the Fourth Proportional to 10,406.61, 15,610.56 and 3,837.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,406.61 : 15,610.56 = 3,837.38 : x
2. Step 2: Convert to fraction form
   10,406.61/15,610.56 = 3,837.38/x
3. Step 3: Cross multiply
   10,406.61x = 15,610.56 × 3,837.38
4. Step 4: Simplify right side
   10,406.61x = 59,903,558.29
5. Step 5: Solve for x
   x = 59,903,558.29/10,406.61
6. Step 6: Final answer
   x = 5,756.30