Finding the Fourth Proportional to 42,688.36, 58,910.46 and 24,784.12

Step by Step Solution

1. Step 1: Write the proportion equation
   42,688.36 : 58,910.46 = 24,784.12 : x
2. Step 2: Convert to fraction form
   42,688.36/58,910.46 = 24,784.12/x
3. Step 3: Cross multiply
   42,688.36x = 58,910.46 × 24,784.12
4. Step 4: Simplify right side
   42,688.36x = 1,460,043,909.90
5. Step 5: Solve for x
   x = 1,460,043,909.90/42,688.36
6. Step 6: Final answer
   x = 34,202.39