Finding the Fourth Proportional to 12,969.72, 19,460.93 and 8,038.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,969.72 : 19,460.93 = 8,038.04 : x
2. Step 2: Convert to fraction form
   12,969.72/19,460.93 = 8,038.04/x
3. Step 3: Cross multiply
   12,969.72x = 19,460.93 × 8,038.04
4. Step 4: Simplify right side
   12,969.72x = 156,427,596.28
5. Step 5: Solve for x
   x = 156,427,596.28/12,969.72
6. Step 6: Final answer
   x = 12,060.98