Finding the Fourth Proportional to 16,736.52, 23,120.43 and 13,374.93

Step by Step Solution

1. Step 1: Write the proportion equation
   16,736.52 : 23,120.43 = 13,374.93 : x
2. Step 2: Convert to fraction form
   16,736.52/23,120.43 = 13,374.93/x
3. Step 3: Cross multiply
   16,736.52x = 23,120.43 × 13,374.93
4. Step 4: Simplify right side
   16,736.52x = 309,234,132.82
5. Step 5: Solve for x
   x = 309,234,132.82/16,736.52
6. Step 6: Final answer
   x = 18,476.61