Finding the Fourth Proportional to 68,146.82, 102,113.94 and 43,134.03

Step by Step Solution

1. Step 1: Write the proportion equation
   68,146.82 : 102,113.94 = 43,134.03 : x
2. Step 2: Convert to fraction form
   68,146.82/102,113.94 = 43,134.03/x
3. Step 3: Cross multiply
   68,146.82x = 102,113.94 × 43,134.03
4. Step 4: Simplify right side
   68,146.82x = 4,404,585,240.81
5. Step 5: Solve for x
   x = 4,404,585,240.81/68,146.82
6. Step 6: Final answer
   x = 64,633.77