Finding the Fourth Proportional to 131,804.56, 181,882.80 and 78,094.72

Step by Step Solution

1. Step 1: Write the proportion equation
   131,804.56 : 181,882.80 = 78,094.72 : x
2. Step 2: Convert to fraction form
   131,804.56/181,882.80 = 78,094.72/x
3. Step 3: Cross multiply
   131,804.56x = 181,882.80 × 78,094.72
4. Step 4: Simplify right side
   131,804.56x = 14,204,086,338.82
5. Step 5: Solve for x
   x = 14,204,086,338.82/131,804.56
6. Step 6: Final answer
   x = 107,766.27