Finding the Fourth Proportional to 19,967.32, 29,969.37 and 10,113.46

Step by Step Solution

1. Step 1: Write the proportion equation
   19,967.32 : 29,969.37 = 10,113.46 : x
2. Step 2: Convert to fraction form
   19,967.32/29,969.37 = 10,113.46/x
3. Step 3: Cross multiply
   19,967.32x = 29,969.37 × 10,113.46
4. Step 4: Simplify right side
   19,967.32x = 303,094,024.72
5. Step 5: Solve for x
   x = 303,094,024.72/19,967.32
6. Step 6: Final answer
   x = 15,179.50