Finding the Fourth Proportional to 67,030.56, 92,505 and 40,168.02

Step by Step Solution

1. Step 1: Write the proportion equation
   67,030.56 : 92,505 = 40,168.02 : x
2. Step 2: Convert to fraction form
   67,030.56/92,505 = 40,168.02/x
3. Step 3: Cross multiply
   67,030.56x = 92,505 × 40,168.02
4. Step 4: Simplify right side
   67,030.56x = 3,715,742,690.10
5. Step 5: Solve for x
   x = 3,715,742,690.10/67,030.56
6. Step 6: Final answer
   x = 55,433.56