Finding the Fourth Proportional to 21,064.02, 29,074.14 and 13,101.48

Step by Step Solution

1. Step 1: Write the proportion equation
   21,064.02 : 29,074.14 = 13,101.48 : x
2. Step 2: Convert to fraction form
   21,064.02/29,074.14 = 13,101.48/x
3. Step 3: Cross multiply
   21,064.02x = 29,074.14 × 13,101.48
4. Step 4: Simplify right side
   21,064.02x = 380,914,263.73
5. Step 5: Solve for x
   x = 380,914,263.73/21,064.02
6. Step 6: Final answer
   x = 18,083.65