Finding the Fourth Proportional to 6,429.34, 9,644.72 and 2,045.77

Step by Step Solution

1. Step 1: Write the proportion equation
   6,429.34 : 9,644.72 = 2,045.77 : x
2. Step 2: Convert to fraction form
   6,429.34/9,644.72 = 2,045.77/x
3. Step 3: Cross multiply
   6,429.34x = 9,644.72 × 2,045.77
4. Step 4: Simplify right side
   6,429.34x = 19,730,844.49
5. Step 5: Solve for x
   x = 19,730,844.49/6,429.34
6. Step 6: Final answer
   x = 3,068.88