Finding the Fourth Proportional to 10,992.13, 16,494.69 and 4,071.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,992.13 : 16,494.69 = 4,071.49 : x
2. Step 2: Convert to fraction form
   10,992.13/16,494.69 = 4,071.49/x
3. Step 3: Cross multiply
   10,992.13x = 16,494.69 × 4,071.49
4. Step 4: Simplify right side
   10,992.13x = 67,157,965.39
5. Step 5: Solve for x
   x = 67,157,965.39/10,992.13
6. Step 6: Final answer
   x = 6,109.64