Finding the Fourth Proportional to 22,077.95, 30,467.87 and 12,646.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,077.95 : 30,467.87 = 12,646.50 : x
2. Step 2: Convert to fraction form
   22,077.95/30,467.87 = 12,646.50/x
3. Step 3: Cross multiply
   22,077.95x = 30,467.87 × 12,646.50
4. Step 4: Simplify right side
   22,077.95x = 385,311,854.72
5. Step 5: Solve for x
   x = 385,311,854.72/22,077.95
6. Step 6: Final answer
   x = 17,452.34