Finding the Fourth Proportional to 42,224.19, 58,273.38 and 25,228.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,224.19 : 58,273.38 = 25,228.50 : x
2. Step 2: Convert to fraction form
   42,224.19/58,273.38 = 25,228.50/x
3. Step 3: Cross multiply
   42,224.19x = 58,273.38 × 25,228.50
4. Step 4: Simplify right side
   42,224.19x = 1,470,149,967.33
5. Step 5: Solve for x
   x = 1,470,149,967.33/42,224.19
6. Step 6: Final answer
   x = 34,817.72