Finding the Fourth Proportional to 9,938.34, 13,714.56 and 5,957.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,938.34 : 13,714.56 = 5,957.10 : x
2. Step 2: Convert to fraction form
   9,938.34/13,714.56 = 5,957.10/x
3. Step 3: Cross multiply
   9,938.34x = 13,714.56 × 5,957.10
4. Step 4: Simplify right side
   9,938.34x = 81,699,005.38
5. Step 5: Solve for x
   x = 81,699,005.38/9,938.34
6. Step 6: Final answer
   x = 8,220.59