Finding the Fourth Proportional to 42,780.84, 59,036.58 and 23,919.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,780.84 : 59,036.58 = 23,919.72 : x
2. Step 2: Convert to fraction form
   42,780.84/59,036.58 = 23,919.72/x
3. Step 3: Cross multiply
   42,780.84x = 59,036.58 × 23,919.72
4. Step 4: Simplify right side
   42,780.84x = 1,412,138,463.36
5. Step 5: Solve for x
   x = 1,412,138,463.36/42,780.84
6. Step 6: Final answer
   x = 33,008.67