Finding the Fourth Proportional to 42,161, 58,175.17 and 25,172.13

Step by Step Solution

1. Step 1: Write the proportion equation
   42,161 : 58,175.17 = 25,172.13 : x
2. Step 2: Convert to fraction form
   42,161/58,175.17 = 25,172.13/x
3. Step 3: Cross multiply
   42,161x = 58,175.17 × 25,172.13
4. Step 4: Simplify right side
   42,161x = 1,464,392,942.01
5. Step 5: Solve for x
   x = 1,464,392,942.01/42,161
6. Step 6: Final answer
   x = 34,733.35