Finding the Fourth Proportional to 7,754.32, 10,704.72 and 7,256.98

Step by Step Solution

1. Step 1: Write the proportion equation
   7,754.32 : 10,704.72 = 7,256.98 : x
2. Step 2: Convert to fraction form
   7,754.32/10,704.72 = 7,256.98/x
3. Step 3: Cross multiply
   7,754.32x = 10,704.72 × 7,256.98
4. Step 4: Simplify right side
   7,754.32x = 77,683,938.95
5. Step 5: Solve for x
   x = 77,683,938.95/7,754.32
6. Step 6: Final answer
   x = 10,018.15