Finding the Fourth Proportional to 30,683.92, 42,504.14 and 30,061.84

Step by Step Solution

1. Step 1: Write the proportion equation
   30,683.92 : 42,504.14 = 30,061.84 : x
2. Step 2: Convert to fraction form
   30,683.92/42,504.14 = 30,061.84/x
3. Step 3: Cross multiply
   30,683.92x = 42,504.14 × 30,061.84
4. Step 4: Simplify right side
   30,683.92x = 1,277,752,656.02
5. Step 5: Solve for x
   x = 1,277,752,656.02/30,683.92
6. Step 6: Final answer
   x = 41,642.42