Finding the Fourth Proportional to 19,300.98, 29,081.21 and 17,454.18

Step by Step Solution

1. Step 1: Write the proportion equation
   19,300.98 : 29,081.21 = 17,454.18 : x
2. Step 2: Convert to fraction form
   19,300.98/29,081.21 = 17,454.18/x
3. Step 3: Cross multiply
   19,300.98x = 29,081.21 × 17,454.18
4. Step 4: Simplify right side
   19,300.98x = 507,588,586.69
5. Step 5: Solve for x
   x = 507,588,586.69/19,300.98
6. Step 6: Final answer
   x = 26,298.59