Finding the Fourth Proportional to 191,943.88, 264,880.71 and 105,903.56

Step by Step Solution

1. Step 1: Write the proportion equation
   191,943.88 : 264,880.71 = 105,903.56 : x
2. Step 2: Convert to fraction form
   191,943.88/264,880.71 = 105,903.56/x
3. Step 3: Cross multiply
   191,943.88x = 264,880.71 × 105,903.56
4. Step 4: Simplify right side
   191,943.88x = 28,051,810,164.33
5. Step 5: Solve for x
   x = 28,051,810,164.33/191,943.88
6. Step 6: Final answer
   x = 146,145.90