Finding the Fourth Proportional to 42,680.72, 58,905.33 and 23,819.06

Step by Step Solution

1. Step 1: Write the proportion equation
   42,680.72 : 58,905.33 = 23,819.06 : x
2. Step 2: Convert to fraction form
   42,680.72/58,905.33 = 23,819.06/x
3. Step 3: Cross multiply
   42,680.72x = 58,905.33 × 23,819.06
4. Step 4: Simplify right side
   42,680.72x = 1,403,069,647.53
5. Step 5: Solve for x
   x = 1,403,069,647.53/42,680.72
6. Step 6: Final answer
   x = 32,873.62