Finding the Fourth Proportional to 17,910.03, 26,870.42 and 7,230.89

Step by Step Solution

1. Step 1: Write the proportion equation
   17,910.03 : 26,870.42 = 7,230.89 : x
2. Step 2: Convert to fraction form
   17,910.03/26,870.42 = 7,230.89/x
3. Step 3: Cross multiply
   17,910.03x = 26,870.42 × 7,230.89
4. Step 4: Simplify right side
   17,910.03x = 194,297,051.27
5. Step 5: Solve for x
   x = 194,297,051.27/17,910.03
6. Step 6: Final answer
   x = 10,848.51