Finding the Fourth Proportional to 78,419.10, 117,562.53 and 34,012.41

Step by Step Solution

1. Step 1: Write the proportion equation
   78,419.10 : 117,562.53 = 34,012.41 : x
2. Step 2: Convert to fraction form
   78,419.10/117,562.53 = 34,012.41/x
3. Step 3: Cross multiply
   78,419.10x = 117,562.53 × 34,012.41
4. Step 4: Simplify right side
   78,419.10x = 3,998,584,623.02
5. Step 5: Solve for x
   x = 3,998,584,623.02/78,419.10
6. Step 6: Final answer
   x = 50,989.93