Finding the Fourth Proportional to 7,881.52, 10,806.03 and 7,741.12

Step by Step Solution

1. Step 1: Write the proportion equation
   7,881.52 : 10,806.03 = 7,741.12 : x
2. Step 2: Convert to fraction form
   7,881.52/10,806.03 = 7,741.12/x
3. Step 3: Cross multiply
   7,881.52x = 10,806.03 × 7,741.12
4. Step 4: Simplify right side
   7,881.52x = 83,650,774.95
5. Step 5: Solve for x
   x = 83,650,774.95/7,881.52
6. Step 6: Final answer
   x = 10,613.53