Finding the Fourth Proportional to 9,110.07, 12,572.33 and 5,131.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,110.07 : 12,572.33 = 5,131.62 : x
2. Step 2: Convert to fraction form
   9,110.07/12,572.33 = 5,131.62/x
3. Step 3: Cross multiply
   9,110.07x = 12,572.33 × 5,131.62
4. Step 4: Simplify right side
   9,110.07x = 64,516,394.42
5. Step 5: Solve for x
   x = 64,516,394.42/9,110.07
6. Step 6: Final answer
   x = 7,081.88