Finding the Fourth Proportional to 9,981.30, 14,973.48 and 3,405.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,981.30 : 14,973.48 = 3,405.94 : x
2. Step 2: Convert to fraction form
   9,981.30/14,973.48 = 3,405.94/x
3. Step 3: Cross multiply
   9,981.30x = 14,973.48 × 3,405.94
4. Step 4: Simplify right side
   9,981.30x = 50,998,774.47
5. Step 5: Solve for x
   x = 50,998,774.47/9,981.30
6. Step 6: Final answer
   x = 5,109.43