Finding the Fourth Proportional to 13,342.50, 19,997.79 and 5,938.59

Step by Step Solution

1. Step 1: Write the proportion equation
   13,342.50 : 19,997.79 = 5,938.59 : x
2. Step 2: Convert to fraction form
   13,342.50/19,997.79 = 5,938.59/x
3. Step 3: Cross multiply
   13,342.50x = 19,997.79 × 5,938.59
4. Step 4: Simplify right side
   13,342.50x = 118,758,675.72
5. Step 5: Solve for x
   x = 118,758,675.72/13,342.50
6. Step 6: Final answer
   x = 8,900.78