Finding the Fourth Proportional to 42,930.78, 59,242.43 and 23,809.07

Step by Step Solution

1. Step 1: Write the proportion equation
   42,930.78 : 59,242.43 = 23,809.07 : x
2. Step 2: Convert to fraction form
   42,930.78/59,242.43 = 23,809.07/x
3. Step 3: Cross multiply
   42,930.78x = 59,242.43 × 23,809.07
4. Step 4: Simplify right side
   42,930.78x = 1,410,506,747.58
5. Step 5: Solve for x
   x = 1,410,506,747.58/42,930.78
6. Step 6: Final answer
   x = 32,855.37