Finding the Fourth Proportional to 11,870.84, 17,793.70 and 4,472.09

Step by Step Solution

1. Step 1: Write the proportion equation
   11,870.84 : 17,793.70 = 4,472.09 : x
2. Step 2: Convert to fraction form
   11,870.84/17,793.70 = 4,472.09/x
3. Step 3: Cross multiply
   11,870.84x = 17,793.70 × 4,472.09
4. Step 4: Simplify right side
   11,870.84x = 79,575,061.14
5. Step 5: Solve for x
   x = 79,575,061.14/11,870.84
6. Step 6: Final answer
   x = 6,703.41