Finding the Fourth Proportional to 92,796.72, 139,180.68 and 30,466.80

Step by Step Solution

1. Step 1: Write the proportion equation
   92,796.72 : 139,180.68 = 30,466.80 : x
2. Step 2: Convert to fraction form
   92,796.72/139,180.68 = 30,466.80/x
3. Step 3: Cross multiply
   92,796.72x = 139,180.68 × 30,466.80
4. Step 4: Simplify right side
   92,796.72x = 4,240,389,941.42
5. Step 5: Solve for x
   x = 4,240,389,941.42/92,796.72
6. Step 6: Final answer
   x = 45,695.47