Finding the Fourth Proportional to 21,662.71, 32,487.45 and 9,182.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,662.71 : 32,487.45 = 9,182.50 : x
2. Step 2: Convert to fraction form
   21,662.71/32,487.45 = 9,182.50/x
3. Step 3: Cross multiply
   21,662.71x = 32,487.45 × 9,182.50
4. Step 4: Simplify right side
   21,662.71x = 298,316,009.63
5. Step 5: Solve for x
   x = 298,316,009.63/21,662.71
6. Step 6: Final answer
   x = 13,770.95