Finding the Fourth Proportional to 42,323.75, 58,482.90 and 30,366.12

Step by Step Solution

1. Step 1: Write the proportion equation
   42,323.75 : 58,482.90 = 30,366.12 : x
2. Step 2: Convert to fraction form
   42,323.75/58,482.90 = 30,366.12/x
3. Step 3: Cross multiply
   42,323.75x = 58,482.90 × 30,366.12
4. Step 4: Simplify right side
   42,323.75x = 1,775,898,759.35
5. Step 5: Solve for x
   x = 1,775,898,759.35/42,323.75
6. Step 6: Final answer
   x = 41,959.87