Finding the Fourth Proportional to 42,528.72, 58,687.33 and 23,664.63

Step by Step Solution

1. Step 1: Write the proportion equation
   42,528.72 : 58,687.33 = 23,664.63 : x
2. Step 2: Convert to fraction form
   42,528.72/58,687.33 = 23,664.63/x
3. Step 3: Cross multiply
   42,528.72x = 58,687.33 × 23,664.63
4. Step 4: Simplify right side
   42,528.72x = 1,388,813,950.14
5. Step 5: Solve for x
   x = 1,388,813,950.14/42,528.72
6. Step 6: Final answer
   x = 32,655.91