Finding the Fourth Proportional to 17,253.82, 23,809.56 and 9,700.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,253.82 : 23,809.56 = 9,700.78 : x
2. Step 2: Convert to fraction form
   17,253.82/23,809.56 = 9,700.78/x
3. Step 3: Cross multiply
   17,253.82x = 23,809.56 × 9,700.78
4. Step 4: Simplify right side
   17,253.82x = 230,971,303.46
5. Step 5: Solve for x
   x = 230,971,303.46/17,253.82
6. Step 6: Final answer
   x = 13,386.68