Finding the Fourth Proportional to 10,656.12, 15,984.16 and 3,729

Step by Step Solution

1. Step 1: Write the proportion equation
   10,656.12 : 15,984.16 = 3,729 : x
2. Step 2: Convert to fraction form
   10,656.12/15,984.16 = 3,729/x
3. Step 3: Cross multiply
   10,656.12x = 15,984.16 × 3,729
4. Step 4: Simplify right side
   10,656.12x = 59,604,932.64
5. Step 5: Solve for x
   x = 59,604,932.64/10,656.12
6. Step 6: Final answer
   x = 5,593.49