Finding the Fourth Proportional to 42,578.23, 58,758.53 and 23,715.35

Step by Step Solution

1. Step 1: Write the proportion equation
   42,578.23 : 58,758.53 = 23,715.35 : x
2. Step 2: Convert to fraction form
   42,578.23/58,758.53 = 23,715.35/x
3. Step 3: Cross multiply
   42,578.23x = 58,758.53 × 23,715.35
4. Step 4: Simplify right side
   42,578.23x = 1,393,479,132.76
5. Step 5: Solve for x
   x = 1,393,479,132.76/42,578.23
6. Step 6: Final answer
   x = 32,727.50