Finding the Fourth Proportional to 111,516.04, 153,890.58 and 69,085

Step by Step Solution

1. Step 1: Write the proportion equation
   111,516.04 : 153,890.58 = 69,085 : x
2. Step 2: Convert to fraction form
   111,516.04/153,890.58 = 69,085/x
3. Step 3: Cross multiply
   111,516.04x = 153,890.58 × 69,085
4. Step 4: Simplify right side
   111,516.04x = 10,631,530,719.30
5. Step 5: Solve for x
   x = 10,631,530,719.30/111,516.04
6. Step 6: Final answer
   x = 95,336.34