Finding the Fourth Proportional to 17,206.34, 23,748.54 and 10,917.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,206.34 : 23,748.54 = 10,917.50 : x
2. Step 2: Convert to fraction form
   17,206.34/23,748.54 = 10,917.50/x
3. Step 3: Cross multiply
   17,206.34x = 23,748.54 × 10,917.50
4. Step 4: Simplify right side
   17,206.34x = 259,274,685.45
5. Step 5: Solve for x
   x = 259,274,685.45/17,206.34
6. Step 6: Final answer
   x = 15,068.56