Finding the Fourth Proportional to 17,051.80, 23,531.40 and 9,976.84

Step by Step Solution

1. Step 1: Write the proportion equation
   17,051.80 : 23,531.40 = 9,976.84 : x
2. Step 2: Convert to fraction form
   17,051.80/23,531.40 = 9,976.84/x
3. Step 3: Cross multiply
   17,051.80x = 23,531.40 × 9,976.84
4. Step 4: Simplify right side
   17,051.80x = 234,769,012.78
5. Step 5: Solve for x
   x = 234,769,012.78/17,051.80
6. Step 6: Final answer
   x = 13,767.99