Finding the Fourth Proportional to 111,892.50, 167,838.72 and 41,777.28

Step by Step Solution

1. Step 1: Write the proportion equation
   111,892.50 : 167,838.72 = 41,777.28 : x
2. Step 2: Convert to fraction form
   111,892.50/167,838.72 = 41,777.28/x
3. Step 3: Cross multiply
   111,892.50x = 167,838.72 × 41,777.28
4. Step 4: Simplify right side
   111,892.50x = 7,011,845,200.28
5. Step 5: Solve for x
   x = 7,011,845,200.28/111,892.50
6. Step 6: Final answer
   x = 62,665.91