Finding the Fourth Proportional to 353,106.18, 487,265.83 and 191,959.82

Step by Step Solution

1. Step 1: Write the proportion equation
   353,106.18 : 487,265.83 = 191,959.82 : x
2. Step 2: Convert to fraction form
   353,106.18/487,265.83 = 191,959.82/x
3. Step 3: Cross multiply
   353,106.18x = 487,265.83 × 191,959.82
4. Step 4: Simplify right side
   353,106.18x = 93,535,457,622.82
5. Step 5: Solve for x
   x = 93,535,457,622.82/353,106.18
6. Step 6: Final answer
   x = 264,893.29