Finding the Fourth Proportional to 111,152.77, 166,678.72 and 47,943.02

Step by Step Solution

1. Step 1: Write the proportion equation
   111,152.77 : 166,678.72 = 47,943.02 : x
2. Step 2: Convert to fraction form
   111,152.77/166,678.72 = 47,943.02/x
3. Step 3: Cross multiply
   111,152.77x = 166,678.72 × 47,943.02
4. Step 4: Simplify right side
   111,152.77x = 7,991,081,206.53
5. Step 5: Solve for x
   x = 7,991,081,206.53/111,152.77
6. Step 6: Final answer
   x = 71,892.78