Finding the Fourth Proportional to 10,688.47, 14,749.79 and 5,972.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,688.47 : 14,749.79 = 5,972.75 : x
2. Step 2: Convert to fraction form
   10,688.47/14,749.79 = 5,972.75/x
3. Step 3: Cross multiply
   10,688.47x = 14,749.79 × 5,972.75
4. Step 4: Simplify right side
   10,688.47x = 88,096,830.17
5. Step 5: Solve for x
   x = 88,096,830.17/10,688.47
6. Step 6: Final answer
   x = 8,242.23