Finding the Fourth Proportional to 117,222.72, 175,927.05 and 61,078.79

Step by Step Solution

1. Step 1: Write the proportion equation
   117,222.72 : 175,927.05 = 61,078.79 : x
2. Step 2: Convert to fraction form
   117,222.72/175,927.05 = 61,078.79/x
3. Step 3: Cross multiply
   117,222.72x = 175,927.05 × 61,078.79
4. Step 4: Simplify right side
   117,222.72x = 10,745,410,462.63
5. Step 5: Solve for x
   x = 10,745,410,462.63/117,222.72
6. Step 6: Final answer
   x = 91,666.62