Finding the Fourth Proportional to 353,085.32, 487,251.99 and 191,944.42

Step by Step Solution

1. Step 1: Write the proportion equation
   353,085.32 : 487,251.99 = 191,944.42 : x
2. Step 2: Convert to fraction form
   353,085.32/487,251.99 = 191,944.42/x
3. Step 3: Cross multiply
   353,085.32x = 487,251.99 × 191,944.42
4. Step 4: Simplify right side
   353,085.32x = 93,525,300,614.40
5. Step 5: Solve for x
   x = 93,525,300,614.40/353,085.32
6. Step 6: Final answer
   x = 264,880.17