Finding the Fourth Proportional to 9,825.17, 14,739.91 and 2,900.21

Step by Step Solution

1. Step 1: Write the proportion equation
   9,825.17 : 14,739.91 = 2,900.21 : x
2. Step 2: Convert to fraction form
   9,825.17/14,739.91 = 2,900.21/x
3. Step 3: Cross multiply
   9,825.17x = 14,739.91 × 2,900.21
4. Step 4: Simplify right side
   9,825.17x = 42,748,753.43
5. Step 5: Solve for x
   x = 42,748,753.43/9,825.17
6. Step 6: Final answer
   x = 4,350.95