Finding the Fourth Proportional to 10,948.42, 16,425.06 and 3,156.63

Step by Step Solution

1. Step 1: Write the proportion equation
   10,948.42 : 16,425.06 = 3,156.63 : x
2. Step 2: Convert to fraction form
   10,948.42/16,425.06 = 3,156.63/x
3. Step 3: Cross multiply
   10,948.42x = 16,425.06 × 3,156.63
4. Step 4: Simplify right side
   10,948.42x = 51,847,837.15
5. Step 5: Solve for x
   x = 51,847,837.15/10,948.42
6. Step 6: Final answer
   x = 4,735.65