Finding the Fourth Proportional to 9,753.34, 13,456.10 and 5,559.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,753.34 : 13,456.10 = 5,559.16 : x
2. Step 2: Convert to fraction form
   9,753.34/13,456.10 = 5,559.16/x
3. Step 3: Cross multiply
   9,753.34x = 13,456.10 × 5,559.16
4. Step 4: Simplify right side
   9,753.34x = 74,804,612.88
5. Step 5: Solve for x
   x = 74,804,612.88/9,753.34
6. Step 6: Final answer
   x = 7,669.64