Finding the Fourth Proportional to 191,223.83, 286,706.33 and 107,042.10

Step by Step Solution

1. Step 1: Write the proportion equation
   191,223.83 : 286,706.33 = 107,042.10 : x
2. Step 2: Convert to fraction form
   191,223.83/286,706.33 = 107,042.10/x
3. Step 3: Cross multiply
   191,223.83x = 286,706.33 × 107,042.10
4. Step 4: Simplify right side
   191,223.83x = 30,689,647,039.65
5. Step 5: Solve for x
   x = 30,689,647,039.65/191,223.83
6. Step 6: Final answer
   x = 160,490.71