Finding the Fourth Proportional to 111,456, 167,193.72 and 28,350

Step by Step Solution

1. Step 1: Write the proportion equation
   111,456 : 167,193.72 = 28,350 : x
2. Step 2: Convert to fraction form
   111,456/167,193.72 = 28,350/x
3. Step 3: Cross multiply
   111,456x = 167,193.72 × 28,350
4. Step 4: Simplify right side
   111,456x = 4,739,941,962
5. Step 5: Solve for x
   x = 4,739,941,962/111,456
6. Step 6: Final answer
   x = 42,527.47