Finding the Fourth Proportional to 9,921.07, 14,881.83 and 2,525.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,921.07 : 14,881.83 = 2,525.50 : x
2. Step 2: Convert to fraction form
   9,921.07/14,881.83 = 2,525.50/x
3. Step 3: Cross multiply
   9,921.07x = 14,881.83 × 2,525.50
4. Step 4: Simplify right side
   9,921.07x = 37,584,061.67
5. Step 5: Solve for x
   x = 37,584,061.67/9,921.07
6. Step 6: Final answer
   x = 3,788.31