Finding the Fourth Proportional to 42,103.68, 58,106.24 and 40,794.96

Step by Step Solution

1. Step 1: Write the proportion equation
   42,103.68 : 58,106.24 = 40,794.96 : x
2. Step 2: Convert to fraction form
   42,103.68/58,106.24 = 40,794.96/x
3. Step 3: Cross multiply
   42,103.68x = 58,106.24 × 40,794.96
4. Step 4: Simplify right side
   42,103.68x = 2,370,441,736.55
5. Step 5: Solve for x
   x = 2,370,441,736.55/42,103.68
6. Step 6: Final answer
   x = 56,300.11