Finding the Fourth Proportional to 10,904.02, 16,341.63 and 3,971.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,904.02 : 16,341.63 = 3,971.86 : x
2. Step 2: Convert to fraction form
   10,904.02/16,341.63 = 3,971.86/x
3. Step 3: Cross multiply
   10,904.02x = 16,341.63 × 3,971.86
4. Step 4: Simplify right side
   10,904.02x = 64,906,666.53
5. Step 5: Solve for x
   x = 64,906,666.53/10,904.02
6. Step 6: Final answer
   x = 5,952.54