Finding the Fourth Proportional to 311,139.72, 466,862.00 and 111,475.53

Step by Step Solution

1. Step 1: Write the proportion equation
   311,139.72 : 466,862.00 = 111,475.53 : x
2. Step 2: Convert to fraction form
   311,139.72/466,862.00 = 111,475.53/x
3. Step 3: Cross multiply
   311,139.72x = 466,862.00 × 111,475.53
4. Step 4: Simplify right side
   311,139.72x = 52,043,688,329.48
5. Step 5: Solve for x
   x = 52,043,688,329.48/311,139.72
6. Step 6: Final answer
   x = 167,267.90