Finding the Fourth Proportional to 113,315.50, 169,976.85 and 34,430.42

Step by Step Solution

1. Step 1: Write the proportion equation
   113,315.50 : 169,976.85 = 34,430.42 : x
2. Step 2: Convert to fraction form
   113,315.50/169,976.85 = 34,430.42/x
3. Step 3: Cross multiply
   113,315.50x = 169,976.85 × 34,430.42
4. Step 4: Simplify right side
   113,315.50x = 5,852,374,335.78
5. Step 5: Solve for x
   x = 5,852,374,335.78/113,315.50
6. Step 6: Final answer
   x = 51,646.72