Finding the Fourth Proportional to 67,290.36, 92,867.96 and 37,078.72

Step by Step Solution

1. Step 1: Write the proportion equation
   67,290.36 : 92,867.96 = 37,078.72 : x
2. Step 2: Convert to fraction form
   67,290.36/92,867.96 = 37,078.72/x
3. Step 3: Cross multiply
   67,290.36x = 92,867.96 × 37,078.72
4. Step 4: Simplify right side
   67,290.36x = 3,443,425,085.81
5. Step 5: Solve for x
   x = 3,443,425,085.81/67,290.36
6. Step 6: Final answer
   x = 51,172.64