Finding the Fourth Proportional to 13,810.22, 19,058.32 and 7,522.60

Step by Step Solution

1. Step 1: Write the proportion equation
   13,810.22 : 19,058.32 = 7,522.60 : x
2. Step 2: Convert to fraction form
   13,810.22/19,058.32 = 7,522.60/x
3. Step 3: Cross multiply
   13,810.22x = 19,058.32 × 7,522.60
4. Step 4: Simplify right side
   13,810.22x = 143,368,118.03
5. Step 5: Solve for x
   x = 143,368,118.03/13,810.22
6. Step 6: Final answer
   x = 10,381.31