Finding the Fourth Proportional to 12,598.84, 17,384.56 and 7,561.99

Step by Step Solution

1. Step 1: Write the proportion equation
   12,598.84 : 17,384.56 = 7,561.99 : x
2. Step 2: Convert to fraction form
   12,598.84/17,384.56 = 7,561.99/x
3. Step 3: Cross multiply
   12,598.84x = 17,384.56 × 7,561.99
4. Step 4: Simplify right side
   12,598.84x = 131,461,868.87
5. Step 5: Solve for x
   x = 131,461,868.87/12,598.84
6. Step 6: Final answer
   x = 10,434.44