Finding the Fourth Proportional to 10,477.98, 15,713.82 and 3,813.62

Step by Step Solution

1. Step 1: Write the proportion equation
   10,477.98 : 15,713.82 = 3,813.62 : x
2. Step 2: Convert to fraction form
   10,477.98/15,713.82 = 3,813.62/x
3. Step 3: Cross multiply
   10,477.98x = 15,713.82 × 3,813.62
4. Step 4: Simplify right side
   10,477.98x = 59,926,459.66
5. Step 5: Solve for x
   x = 59,926,459.66/10,477.98
6. Step 6: Final answer
   x = 5,719.28