Finding the Fourth Proportional to 4,742.91, 6,543.90 and 3,064.39

Step by Step Solution

1. Step 1: Write the proportion equation
   4,742.91 : 6,543.90 = 3,064.39 : x
2. Step 2: Convert to fraction form
   4,742.91/6,543.90 = 3,064.39/x
3. Step 3: Cross multiply
   4,742.91x = 6,543.90 × 3,064.39
4. Step 4: Simplify right side
   4,742.91x = 20,053,061.72
5. Step 5: Solve for x
   x = 20,053,061.72/4,742.91
6. Step 6: Final answer
   x = 4,228.01