Finding the Fourth Proportional to 42,091.37, 58,091.61 and 29,336.30

Step by Step Solution

1. Step 1: Write the proportion equation
   42,091.37 : 58,091.61 = 29,336.30 : x
2. Step 2: Convert to fraction form
   42,091.37/58,091.61 = 29,336.30/x
3. Step 3: Cross multiply
   42,091.37x = 58,091.61 × 29,336.30
4. Step 4: Simplify right side
   42,091.37x = 1,704,192,607.98
5. Step 5: Solve for x
   x = 1,704,192,607.98/42,091.37
6. Step 6: Final answer
   x = 40,487.94