Finding the Fourth Proportional to 42,481.68, 58,684.68 and 34,039.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,481.68 : 58,684.68 = 34,039.86 : x
2. Step 2: Convert to fraction form
   42,481.68/58,684.68 = 34,039.86/x
3. Step 3: Cross multiply
   42,481.68x = 58,684.68 × 34,039.86
4. Step 4: Simplify right side
   42,481.68x = 1,997,618,291.34
5. Step 5: Solve for x
   x = 1,997,618,291.34/42,481.68
6. Step 6: Final answer
   x = 47,023.05