Finding the Fourth Proportional to 13,810.57, 19,058.48 and 7,522.94

Step by Step Solution

1. Step 1: Write the proportion equation
   13,810.57 : 19,058.48 = 7,522.94 : x
2. Step 2: Convert to fraction form
   13,810.57/19,058.48 = 7,522.94/x
3. Step 3: Cross multiply
   13,810.57x = 19,058.48 × 7,522.94
4. Step 4: Simplify right side
   13,810.57x = 143,375,820.34
5. Step 5: Solve for x
   x = 143,375,820.34/13,810.57
6. Step 6: Final answer
   x = 10,381.60