Finding the Fourth Proportional to 14,870.81, 22,300.43 and 7,470.09

Step by Step Solution

1. Step 1: Write the proportion equation
   14,870.81 : 22,300.43 = 7,470.09 : x
2. Step 2: Convert to fraction form
   14,870.81/22,300.43 = 7,470.09/x
3. Step 3: Cross multiply
   14,870.81x = 22,300.43 × 7,470.09
4. Step 4: Simplify right side
   14,870.81x = 166,586,181.79
5. Step 5: Solve for x
   x = 166,586,181.79/14,870.81
6. Step 6: Final answer
   x = 11,202.23