Finding the Fourth Proportional to 92,096.04, 138,099.42 and 42,161.16

Step by Step Solution

1. Step 1: Write the proportion equation
   92,096.04 : 138,099.42 = 42,161.16 : x
2. Step 2: Convert to fraction form
   92,096.04/138,099.42 = 42,161.16/x
3. Step 3: Cross multiply
   92,096.04x = 138,099.42 × 42,161.16
4. Step 4: Simplify right side
   92,096.04x = 5,822,431,742.53
5. Step 5: Solve for x
   x = 5,822,431,742.53/92,096.04
6. Step 6: Final answer
   x = 63,221.30