Finding the Fourth Proportional to 185,978.84, 278,810.61 and 73,738.35

Step by Step Solution

1. Step 1: Write the proportion equation
   185,978.84 : 278,810.61 = 73,738.35 : x
2. Step 2: Convert to fraction form
   185,978.84/278,810.61 = 73,738.35/x
3. Step 3: Cross multiply
   185,978.84x = 278,810.61 × 73,738.35
4. Step 4: Simplify right side
   185,978.84x = 20,559,034,067.37
5. Step 5: Solve for x
   x = 20,559,034,067.37/185,978.84
6. Step 6: Final answer
   x = 110,545.02