Finding the Fourth Proportional to 14,298.98, 21,445.05 and 4,939.33

Step by Step Solution

1. Step 1: Write the proportion equation
   14,298.98 : 21,445.05 = 4,939.33 : x
2. Step 2: Convert to fraction form
   14,298.98/21,445.05 = 4,939.33/x
3. Step 3: Cross multiply
   14,298.98x = 21,445.05 × 4,939.33
4. Step 4: Simplify right side
   14,298.98x = 105,924,046.89
5. Step 5: Solve for x
   x = 105,924,046.89/14,298.98
6. Step 6: Final answer
   x = 7,407.81