Finding the Fourth Proportional to 111,304.08, 153,615.24 and 71,004.96

Step by Step Solution

1. Step 1: Write the proportion equation
   111,304.08 : 153,615.24 = 71,004.96 : x
2. Step 2: Convert to fraction form
   111,304.08/153,615.24 = 71,004.96/x
3. Step 3: Cross multiply
   111,304.08x = 153,615.24 × 71,004.96
4. Step 4: Simplify right side
   111,304.08x = 10,907,443,971.59
5. Step 5: Solve for x
   x = 10,907,443,971.59/111,304.08
6. Step 6: Final answer
   x = 97,996.80