Finding the Fourth Proportional to 103,573.83, 155,364.18 and 28,694.73

Step by Step Solution

1. Step 1: Write the proportion equation
   103,573.83 : 155,364.18 = 28,694.73 : x
2. Step 2: Convert to fraction form
   103,573.83/155,364.18 = 28,694.73/x
3. Step 3: Cross multiply
   103,573.83x = 155,364.18 × 28,694.73
4. Step 4: Simplify right side
   103,573.83x = 4,458,133,196.77
5. Step 5: Solve for x
   x = 4,458,133,196.77/103,573.83
6. Step 6: Final answer
   x = 43,043.05