Finding the Fourth Proportional to 10,112.34, 13,955.04 and 5,636.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,112.34 : 13,955.04 = 5,636.10 : x
2. Step 2: Convert to fraction form
   10,112.34/13,955.04 = 5,636.10/x
3. Step 3: Cross multiply
   10,112.34x = 13,955.04 × 5,636.10
4. Step 4: Simplify right side
   10,112.34x = 78,652,000.94
5. Step 5: Solve for x
   x = 78,652,000.94/10,112.34
6. Step 6: Final answer
   x = 7,777.82