Finding the Fourth Proportional to 10,656, 15,987.30 and 3,730.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,656 : 15,987.30 = 3,730.56 : x
2. Step 2: Convert to fraction form
   10,656/15,987.30 = 3,730.56/x
3. Step 3: Cross multiply
   10,656x = 15,987.30 × 3,730.56
4. Step 4: Simplify right side
   10,656x = 59,641,581.89
5. Step 5: Solve for x
   x = 59,641,581.89/10,656
6. Step 6: Final answer
   x = 5,597.00