Finding the Fourth Proportional to 67,019.78, 92,488.83 and 38,342.13

Step by Step Solution

1. Step 1: Write the proportion equation
   67,019.78 : 92,488.83 = 38,342.13 : x
2. Step 2: Convert to fraction form
   67,019.78/92,488.83 = 38,342.13/x
3. Step 3: Cross multiply
   67,019.78x = 92,488.83 × 38,342.13
4. Step 4: Simplify right side
   67,019.78x = 3,546,218,743.41
5. Step 5: Solve for x
   x = 3,546,218,743.41/67,019.78
6. Step 6: Final answer
   x = 52,913.02