Finding the Fourth Proportional to 9,925.63, 13,697.11 and 5,449.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,925.63 : 13,697.11 = 5,449.34 : x
2. Step 2: Convert to fraction form
   9,925.63/13,697.11 = 5,449.34/x
3. Step 3: Cross multiply
   9,925.63x = 13,697.11 × 5,449.34
4. Step 4: Simplify right side
   9,925.63x = 74,640,250.46
5. Step 5: Solve for x
   x = 74,640,250.46/9,925.63
6. Step 6: Final answer
   x = 7,519.95