Finding the Fourth Proportional to 188,830.91, 260,585.98 and 103,947.98

Step by Step Solution

1. Step 1: Write the proportion equation
   188,830.91 : 260,585.98 = 103,947.98 : x
2. Step 2: Convert to fraction form
   188,830.91/260,585.98 = 103,947.98/x
3. Step 3: Cross multiply
   188,830.91x = 260,585.98 × 103,947.98
4. Step 4: Simplify right side
   188,830.91x = 27,087,384,674.52
5. Step 5: Solve for x
   x = 27,087,384,674.52/188,830.91
6. Step 6: Final answer
   x = 143,447.83