Finding the Fourth Proportional to 32,498.89, 48,738.64 and 13,778.62

Step by Step Solution

1. Step 1: Write the proportion equation
   32,498.89 : 48,738.64 = 13,778.62 : x
2. Step 2: Convert to fraction form
   32,498.89/48,738.64 = 13,778.62/x
3. Step 3: Cross multiply
   32,498.89x = 48,738.64 × 13,778.62
4. Step 4: Simplify right side
   32,498.89x = 671,551,043.58
5. Step 5: Solve for x
   x = 671,551,043.58/32,498.89
6. Step 6: Final answer
   x = 20,663.82