Finding the Fourth Proportional to 22,870.72, 34,285.31 and 10,384.01

Step by Step Solution

1. Step 1: Write the proportion equation
   22,870.72 : 34,285.31 = 10,384.01 : x
2. Step 2: Convert to fraction form
   22,870.72/34,285.31 = 10,384.01/x
3. Step 3: Cross multiply
   22,870.72x = 34,285.31 × 10,384.01
4. Step 4: Simplify right side
   22,870.72x = 356,019,001.89
5. Step 5: Solve for x
   x = 356,019,001.89/22,870.72
6. Step 6: Final answer
   x = 15,566.58