Finding the Fourth Proportional to 9,980.02, 14,974.01 and 4,057.35

Step by Step Solution

1. Step 1: Write the proportion equation
   9,980.02 : 14,974.01 = 4,057.35 : x
2. Step 2: Convert to fraction form
   9,980.02/14,974.01 = 4,057.35/x
3. Step 3: Cross multiply
   9,980.02x = 14,974.01 × 4,057.35
4. Step 4: Simplify right side
   9,980.02x = 60,754,845.30
5. Step 5: Solve for x
   x = 60,754,845.30/9,980.02
6. Step 6: Final answer
   x = 6,087.65