Finding the Fourth Proportional to 9,971.34, 13,760.62 and 5,495.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,971.34 : 13,760.62 = 5,495.06 : x
2. Step 2: Convert to fraction form
   9,971.34/13,760.62 = 5,495.06/x
3. Step 3: Cross multiply
   9,971.34x = 13,760.62 × 5,495.06
4. Step 4: Simplify right side
   9,971.34x = 75,615,432.54
5. Step 5: Solve for x
   x = 75,615,432.54/9,971.34
6. Step 6: Final answer
   x = 7,583.28