Finding the Fourth Proportional to 42,327.80, 58,412.37 and 22,946.78

Step by Step Solution

1. Step 1: Write the proportion equation
   42,327.80 : 58,412.37 = 22,946.78 : x
2. Step 2: Convert to fraction form
   42,327.80/58,412.37 = 22,946.78/x
3. Step 3: Cross multiply
   42,327.80x = 58,412.37 × 22,946.78
4. Step 4: Simplify right side
   42,327.80x = 1,340,375,513.57
5. Step 5: Solve for x
   x = 1,340,375,513.57/42,327.80
6. Step 6: Final answer
   x = 31,666.55