Finding the Fourth Proportional to 12,894.04, 19,343.50 and 4,573.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,894.04 : 19,343.50 = 4,573.12 : x
2. Step 2: Convert to fraction form
   12,894.04/19,343.50 = 4,573.12/x
3. Step 3: Cross multiply
   12,894.04x = 19,343.50 × 4,573.12
4. Step 4: Simplify right side
   12,894.04x = 88,460,146.72
5. Step 5: Solve for x
   x = 88,460,146.72/12,894.04
6. Step 6: Final answer
   x = 6,860.55