Finding the Fourth Proportional to 10,962.61, 16,443.81 and 4,727.03

Step by Step Solution

1. Step 1: Write the proportion equation
   10,962.61 : 16,443.81 = 4,727.03 : x
2. Step 2: Convert to fraction form
   10,962.61/16,443.81 = 4,727.03/x
3. Step 3: Cross multiply
   10,962.61x = 16,443.81 × 4,727.03
4. Step 4: Simplify right side
   10,962.61x = 77,730,300.97
5. Step 5: Solve for x
   x = 77,730,300.97/10,962.61
6. Step 6: Final answer
   x = 7,090.49