Finding the Fourth Proportional to 19,116.01, 26,355.59 and 12,030.13

Step by Step Solution

1. Step 1: Write the proportion equation
   19,116.01 : 26,355.59 = 12,030.13 : x
2. Step 2: Convert to fraction form
   19,116.01/26,355.59 = 12,030.13/x
3. Step 3: Cross multiply
   19,116.01x = 26,355.59 × 12,030.13
4. Step 4: Simplify right side
   19,116.01x = 317,061,042.15
5. Step 5: Solve for x
   x = 317,061,042.15/19,116.01
6. Step 6: Final answer
   x = 16,586.16