Finding the Fourth Proportional to 9,875.57, 14,818.34 and 4,328.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,875.57 : 14,818.34 = 4,328.96 : x
2. Step 2: Convert to fraction form
   9,875.57/14,818.34 = 4,328.96/x
3. Step 3: Cross multiply
   9,875.57x = 14,818.34 × 4,328.96
4. Step 4: Simplify right side
   9,875.57x = 64,147,937.86
5. Step 5: Solve for x
   x = 64,147,937.86/9,875.57
6. Step 6: Final answer
   x = 6,495.62