Finding the Fourth Proportional to 14,343.75, 19,748.61 and 12,100.05

Step by Step Solution

1. Step 1: Write the proportion equation
   14,343.75 : 19,748.61 = 12,100.05 : x
2. Step 2: Convert to fraction form
   14,343.75/19,748.61 = 12,100.05/x
3. Step 3: Cross multiply
   14,343.75x = 19,748.61 × 12,100.05
4. Step 4: Simplify right side
   14,343.75x = 238,959,168.43
5. Step 5: Solve for x
   x = 238,959,168.43/14,343.75
6. Step 6: Final answer
   x = 16,659.46