Finding the Fourth Proportional to 9,893.87, 14,848.32 and 3,659.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,893.87 : 14,848.32 = 3,659.78 : x
2. Step 2: Convert to fraction form
   9,893.87/14,848.32 = 3,659.78/x
3. Step 3: Cross multiply
   9,893.87x = 14,848.32 × 3,659.78
4. Step 4: Simplify right side
   9,893.87x = 54,341,510.33
5. Step 5: Solve for x
   x = 54,341,510.33/9,893.87
6. Step 6: Final answer
   x = 5,492.45