Finding the Fourth Proportional to 114,840.48, 158,428.20 and 67,065.47

Step by Step Solution

1. Step 1: Write the proportion equation
   114,840.48 : 158,428.20 = 67,065.47 : x
2. Step 2: Convert to fraction form
   114,840.48/158,428.20 = 67,065.47/x
3. Step 3: Cross multiply
   114,840.48x = 158,428.20 × 67,065.47
4. Step 4: Simplify right side
   114,840.48x = 10,625,061,747.71
5. Step 5: Solve for x
   x = 10,625,061,747.71/114,840.48
6. Step 6: Final answer
   x = 92,520.18