Finding the Fourth Proportional to 24,870.50, 34,321.94 and 15,306.84

Step by Step Solution

1. Step 1: Write the proportion equation
   24,870.50 : 34,321.94 = 15,306.84 : x
2. Step 2: Convert to fraction form
   24,870.50/34,321.94 = 15,306.84/x
3. Step 3: Cross multiply
   24,870.50x = 34,321.94 × 15,306.84
4. Step 4: Simplify right side
   24,870.50x = 525,360,444.07
5. Step 5: Solve for x
   x = 525,360,444.07/24,870.50
6. Step 6: Final answer
   x = 21,123.84