Finding the Fourth Proportional to 9,105.14, 12,566.30 and 5,127.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,105.14 : 12,566.30 = 5,127.03 : x
2. Step 2: Convert to fraction form
   9,105.14/12,566.30 = 5,127.03/x
3. Step 3: Cross multiply
   9,105.14x = 12,566.30 × 5,127.03
4. Step 4: Simplify right side
   9,105.14x = 64,427,771.45
5. Step 5: Solve for x
   x = 64,427,771.45/9,105.14
6. Step 6: Final answer
   x = 7,075.98