Finding the Fourth Proportional to 8,429.60, 12,647.34 and 3,752.93

Step by Step Solution

1. Step 1: Write the proportion equation
   8,429.60 : 12,647.34 = 3,752.93 : x
2. Step 2: Convert to fraction form
   8,429.60/12,647.34 = 3,752.93/x
3. Step 3: Cross multiply
   8,429.60x = 12,647.34 × 3,752.93
4. Step 4: Simplify right side
   8,429.60x = 47,464,613.32
5. Step 5: Solve for x
   x = 47,464,613.32/8,429.60
6. Step 6: Final answer
   x = 5,630.71