Finding the Fourth Proportional to 22,907.56, 34,366.71 and 7,111.78

Step by Step Solution

1. Step 1: Write the proportion equation
   22,907.56 : 34,366.71 = 7,111.78 : x
2. Step 2: Convert to fraction form
   22,907.56/34,366.71 = 7,111.78/x
3. Step 3: Cross multiply
   22,907.56x = 34,366.71 × 7,111.78
4. Step 4: Simplify right side
   22,907.56x = 244,408,437.89
5. Step 5: Solve for x
   x = 244,408,437.89/22,907.56
6. Step 6: Final answer
   x = 10,669.34