Finding the Fourth Proportional to 17,061.81, 23,374.82 and 16,422.63

Step by Step Solution

1. Step 1: Write the proportion equation
   17,061.81 : 23,374.82 = 16,422.63 : x
2. Step 2: Convert to fraction form
   17,061.81/23,374.82 = 16,422.63/x
3. Step 3: Cross multiply
   17,061.81x = 23,374.82 × 16,422.63
4. Step 4: Simplify right side
   17,061.81x = 383,875,938.06
5. Step 5: Solve for x
   x = 383,875,938.06/17,061.81
6. Step 6: Final answer
   x = 22,499.13