Finding the Fourth Proportional to 12,898, 17,799.24 and 7,010

Step by Step Solution

1. Step 1: Write the proportion equation
   12,898 : 17,799.24 = 7,010 : x
2. Step 2: Convert to fraction form
   12,898/17,799.24 = 7,010/x
3. Step 3: Cross multiply
   12,898x = 17,799.24 × 7,010
4. Step 4: Simplify right side
   12,898x = 124,772,672.40
5. Step 5: Solve for x
   x = 124,772,672.40/12,898
6. Step 6: Final answer
   x = 9,673.80