Finding the Fourth Proportional to 16,870.07, 25,302.38 and 7,507.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,870.07 : 25,302.38 = 7,507.89 : x
2. Step 2: Convert to fraction form
   16,870.07/25,302.38 = 7,507.89/x
3. Step 3: Cross multiply
   16,870.07x = 25,302.38 × 7,507.89
4. Step 4: Simplify right side
   16,870.07x = 189,967,448.24
5. Step 5: Solve for x
   x = 189,967,448.24/16,870.07
6. Step 6: Final answer
   x = 11,260.62