Finding the Fourth Proportional to 42,457.68, 58,651.56 and 34,015.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,457.68 : 58,651.56 = 34,015.86 : x
2. Step 2: Convert to fraction form
   42,457.68/58,651.56 = 34,015.86/x
3. Step 3: Cross multiply
   42,457.68x = 58,651.56 × 34,015.86
4. Step 4: Simplify right side
   42,457.68x = 1,995,083,253.74
5. Step 5: Solve for x
   x = 1,995,083,253.74/42,457.68
6. Step 6: Final answer
   x = 46,989.93