Finding the Fourth Proportional to 19,443.15, 29,135.01 and 13,094.55

Step by Step Solution

1. Step 1: Write the proportion equation
   19,443.15 : 29,135.01 = 13,094.55 : x
2. Step 2: Convert to fraction form
   19,443.15/29,135.01 = 13,094.55/x
3. Step 3: Cross multiply
   19,443.15x = 29,135.01 × 13,094.55
4. Step 4: Simplify right side
   19,443.15x = 381,509,820.64
5. Step 5: Solve for x
   x = 381,509,820.64/19,443.15
6. Step 6: Final answer
   x = 19,621.81