Finding the Fourth Proportional to 9,756.61, 13,460.81 and 5,507.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,756.61 : 13,460.81 = 5,507.17 : x
2. Step 2: Convert to fraction form
   9,756.61/13,460.81 = 5,507.17/x
3. Step 3: Cross multiply
   9,756.61x = 13,460.81 × 5,507.17
4. Step 4: Simplify right side
   9,756.61x = 74,130,988.89
5. Step 5: Solve for x
   x = 74,130,988.89/9,756.61
6. Step 6: Final answer
   x = 7,598.03