Finding the Fourth Proportional to 6,145.31, 8,477.29 and 4,156.54

Step by Step Solution

1. Step 1: Write the proportion equation
   6,145.31 : 8,477.29 = 4,156.54 : x
2. Step 2: Convert to fraction form
   6,145.31/8,477.29 = 4,156.54/x
3. Step 3: Cross multiply
   6,145.31x = 8,477.29 × 4,156.54
4. Step 4: Simplify right side
   6,145.31x = 35,236,194.98
5. Step 5: Solve for x
   x = 35,236,194.98/6,145.31
6. Step 6: Final answer
   x = 5,733.84