Finding the Fourth Proportional to 191,978.40, 264,924.24 and 107,109.84

Step by Step Solution

1. Step 1: Write the proportion equation
   191,978.40 : 264,924.24 = 107,109.84 : x
2. Step 2: Convert to fraction form
   191,978.40/264,924.24 = 107,109.84/x
3. Step 3: Cross multiply
   191,978.40x = 264,924.24 × 107,109.84
4. Step 4: Simplify right side
   191,978.40x = 28,375,992,958.52
5. Step 5: Solve for x
   x = 28,375,992,958.52/191,978.40
6. Step 6: Final answer
   x = 147,808.26