Finding the Fourth Proportional to 111,031.48, 166,404.10 and 96,742.04

Step by Step Solution

1. Step 1: Write the proportion equation
   111,031.48 : 166,404.10 = 96,742.04 : x
2. Step 2: Convert to fraction form
   111,031.48/166,404.10 = 96,742.04/x
3. Step 3: Cross multiply
   111,031.48x = 166,404.10 × 96,742.04
4. Step 4: Simplify right side
   111,031.48x = 16,098,272,098.36
5. Step 5: Solve for x
   x = 16,098,272,098.36/111,031.48
6. Step 6: Final answer
   x = 144,988.36