Finding the Fourth Proportional to 19,082.89, 26,329.00 and 12,368.80

Step by Step Solution

1. Step 1: Write the proportion equation
   19,082.89 : 26,329.00 = 12,368.80 : x
2. Step 2: Convert to fraction form
   19,082.89/26,329.00 = 12,368.80/x
3. Step 3: Cross multiply
   19,082.89x = 26,329.00 × 12,368.80
4. Step 4: Simplify right side
   19,082.89x = 325,657,941.71
5. Step 5: Solve for x
   x = 325,657,941.71/19,082.89
6. Step 6: Final answer
   x = 17,065.45