Finding the Fourth Proportional to 23,684.71, 32,684.93 and 13,074.34

Step by Step Solution

1. Step 1: Write the proportion equation
   23,684.71 : 32,684.93 = 13,074.34 : x
2. Step 2: Convert to fraction form
   23,684.71/32,684.93 = 13,074.34/x
3. Step 3: Cross multiply
   23,684.71x = 32,684.93 × 13,074.34
4. Step 4: Simplify right side
   23,684.71x = 427,333,887.70
5. Step 5: Solve for x
   x = 427,333,887.70/23,684.71
6. Step 6: Final answer
   x = 18,042.61