Finding the Fourth Proportional to 9,887.76, 14,830.31 and 3,314.00

Step by Step Solution

1. Step 1: Write the proportion equation
   9,887.76 : 14,830.31 = 3,314.00 : x
2. Step 2: Convert to fraction form
   9,887.76/14,830.31 = 3,314.00/x
3. Step 3: Cross multiply
   9,887.76x = 14,830.31 × 3,314.00
4. Step 4: Simplify right side
   9,887.76x = 49,147,556.62
5. Step 5: Solve for x
   x = 49,147,556.62/9,887.76
6. Step 6: Final answer
   x = 4,970.55