Finding the Fourth Proportional to 14,255.54, 21,378.00 and 4,892.91

Step by Step Solution

1. Step 1: Write the proportion equation
   14,255.54 : 21,378.00 = 4,892.91 : x
2. Step 2: Convert to fraction form
   14,255.54/21,378.00 = 4,892.91/x
3. Step 3: Cross multiply
   14,255.54x = 21,378.00 × 4,892.91
4. Step 4: Simplify right side
   14,255.54x = 104,600,498.63
5. Step 5: Solve for x
   x = 104,600,498.63/14,255.54
6. Step 6: Final answer
   x = 7,337.53