Finding the Fourth Proportional to 13,034.50, 19,503.30 and 7,772.37

Step by Step Solution

1. Step 1: Write the proportion equation
   13,034.50 : 19,503.30 = 7,772.37 : x
2. Step 2: Convert to fraction form
   13,034.50/19,503.30 = 7,772.37/x
3. Step 3: Cross multiply
   13,034.50x = 19,503.30 × 7,772.37
4. Step 4: Simplify right side
   13,034.50x = 151,586,885.82
5. Step 5: Solve for x
   x = 151,586,885.82/13,034.50
6. Step 6: Final answer
   x = 11,629.66