Finding the Fourth Proportional to 9,112.15, 12,575.01 and 5,133.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,112.15 : 12,575.01 = 5,133.03 : x
2. Step 2: Convert to fraction form
   9,112.15/12,575.01 = 5,133.03/x
3. Step 3: Cross multiply
   9,112.15x = 12,575.01 × 5,133.03
4. Step 4: Simplify right side
   9,112.15x = 64,547,903.58
5. Step 5: Solve for x
   x = 64,547,903.58/9,112.15
6. Step 6: Final answer
   x = 7,083.72