Finding the Fourth Proportional to 12,570.84, 17,327.88 and 10,045

Step by Step Solution

1. Step 1: Write the proportion equation
   12,570.84 : 17,327.88 = 10,045 : x
2. Step 2: Convert to fraction form
   12,570.84/17,327.88 = 10,045/x
3. Step 3: Cross multiply
   12,570.84x = 17,327.88 × 10,045
4. Step 4: Simplify right side
   12,570.84x = 174,058,554.60
5. Step 5: Solve for x
   x = 174,058,554.60/12,570.84
6. Step 6: Final answer
   x = 13,846.22