Finding the Fourth Proportional to 12,792.03, 19,173 and 4,889.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,792.03 : 19,173 = 4,889.34 : x
2. Step 2: Convert to fraction form
   12,792.03/19,173 = 4,889.34/x
3. Step 3: Cross multiply
   12,792.03x = 19,173 × 4,889.34
4. Step 4: Simplify right side
   12,792.03x = 93,743,315.82
5. Step 5: Solve for x
   x = 93,743,315.82/12,792.03
6. Step 6: Final answer
   x = 7,328.26