Finding the Fourth Proportional to 10,637.34, 15,959.28 and 5,446.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,637.34 : 15,959.28 = 5,446.86 : x
2. Step 2: Convert to fraction form
   10,637.34/15,959.28 = 5,446.86/x
3. Step 3: Cross multiply
   10,637.34x = 15,959.28 × 5,446.86
4. Step 4: Simplify right side
   10,637.34x = 86,927,963.86
5. Step 5: Solve for x
   x = 86,927,963.86/10,637.34
6. Step 6: Final answer
   x = 8,171.96