Finding the Fourth Proportional to 22,077.72, 30,473.82 and 12,652.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,077.72 : 30,473.82 = 12,652.56 : x
2. Step 2: Convert to fraction form
   22,077.72/30,473.82 = 12,652.56/x
3. Step 3: Cross multiply
   22,077.72x = 30,473.82 × 12,652.56
4. Step 4: Simplify right side
   22,077.72x = 385,571,835.98
5. Step 5: Solve for x
   x = 385,571,835.98/22,077.72
6. Step 6: Final answer
   x = 17,464.30