Finding the Fourth Proportional to 72,146.68, 108,241.89 and 34,696.15

Step by Step Solution

1. Step 1: Write the proportion equation
   72,146.68 : 108,241.89 = 34,696.15 : x
2. Step 2: Convert to fraction form
   72,146.68/108,241.89 = 34,696.15/x
3. Step 3: Cross multiply
   72,146.68x = 108,241.89 × 34,696.15
4. Step 4: Simplify right side
   72,146.68x = 3,755,576,851.72
5. Step 5: Solve for x
   x = 3,755,576,851.72/72,146.68
6. Step 6: Final answer
   x = 52,054.74