Finding the Fourth Proportional to 67,199.10, 92,696.18 and 42,004.86

Step by Step Solution

1. Step 1: Write the proportion equation
   67,199.10 : 92,696.18 = 42,004.86 : x
2. Step 2: Convert to fraction form
   67,199.10/92,696.18 = 42,004.86/x
3. Step 3: Cross multiply
   67,199.10x = 92,696.18 × 42,004.86
4. Step 4: Simplify right side
   67,199.10x = 3,893,689,389.93
5. Step 5: Solve for x
   x = 3,893,689,389.93/67,199.10
6. Step 6: Final answer
   x = 57,942.59