Finding the Fourth Proportional to 9,820.89, 14,620.28 and 9,762.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,820.89 : 14,620.28 = 9,762.52 : x
2. Step 2: Convert to fraction form
   9,820.89/14,620.28 = 9,762.52/x
3. Step 3: Cross multiply
   9,820.89x = 14,620.28 × 9,762.52
4. Step 4: Simplify right side
   9,820.89x = 142,730,717.96
5. Step 5: Solve for x
   x = 142,730,717.96/9,820.89
6. Step 6: Final answer
   x = 14,533.38