Finding the Fourth Proportional to 6,484.82, 8,938.58 and 5,631.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,484.82 : 8,938.58 = 5,631.89 : x
2. Step 2: Convert to fraction form
   6,484.82/8,938.58 = 5,631.89/x
3. Step 3: Cross multiply
   6,484.82x = 8,938.58 × 5,631.89
4. Step 4: Simplify right side
   6,484.82x = 50,341,026.46
5. Step 5: Solve for x
   x = 50,341,026.46/6,484.82
6. Step 6: Final answer
   x = 7,762.91