Finding the Fourth Proportional to 4,698.72, 7,034.64 and 3,156.96

Step by Step Solution

1. Step 1: Write the proportion equation
   4,698.72 : 7,034.64 = 3,156.96 : x
2. Step 2: Convert to fraction form
   4,698.72/7,034.64 = 3,156.96/x
3. Step 3: Cross multiply
   4,698.72x = 7,034.64 × 3,156.96
4. Step 4: Simplify right side
   4,698.72x = 22,208,077.09
5. Step 5: Solve for x
   x = 22,208,077.09/4,698.72
6. Step 6: Final answer
   x = 4,726.41