Finding the Fourth Proportional to 9,981.71, 14,968.23 and 5,300.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,981.71 : 14,968.23 = 5,300.70 : x
2. Step 2: Convert to fraction form
   9,981.71/14,968.23 = 5,300.70/x
3. Step 3: Cross multiply
   9,981.71x = 14,968.23 × 5,300.70
4. Step 4: Simplify right side
   9,981.71x = 79,342,096.76
5. Step 5: Solve for x
   x = 79,342,096.76/9,981.71
6. Step 6: Final answer
   x = 7,948.75