Finding the Fourth Proportional to 42,219.72, 58,267.20 and 25,224

Step by Step Solution

1. Step 1: Write the proportion equation
   42,219.72 : 58,267.20 = 25,224 : x
2. Step 2: Convert to fraction form
   42,219.72/58,267.20 = 25,224/x
3. Step 3: Cross multiply
   42,219.72x = 58,267.20 × 25,224
4. Step 4: Simplify right side
   42,219.72x = 1,469,731,852.80
5. Step 5: Solve for x
   x = 1,469,731,852.80/42,219.72
6. Step 6: Final answer
   x = 34,811.50