Finding the Fourth Proportional to 6,429.76, 8,875.06 and 3,741.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,429.76 : 8,875.06 = 3,741.78 : x
2. Step 2: Convert to fraction form
   6,429.76/8,875.06 = 3,741.78/x
3. Step 3: Cross multiply
   6,429.76x = 8,875.06 × 3,741.78
4. Step 4: Simplify right side
   6,429.76x = 33,208,522.01
5. Step 5: Solve for x
   x = 33,208,522.01/6,429.76
6. Step 6: Final answer
   x = 5,164.82