Finding the Fourth Proportional to 7,812.42, 10,774.53 and 7,034.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,812.42 : 10,774.53 = 7,034.82 : x
2. Step 2: Convert to fraction form
   7,812.42/10,774.53 = 7,034.82/x
3. Step 3: Cross multiply
   7,812.42x = 10,774.53 × 7,034.82
4. Step 4: Simplify right side
   7,812.42x = 75,796,879.13
5. Step 5: Solve for x
   x = 75,796,879.13/7,812.42
6. Step 6: Final answer
   x = 9,702.10