Finding the Fourth Proportional to 9,937.72, 13,714.01 and 5,688.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,937.72 : 13,714.01 = 5,688.76 : x
2. Step 2: Convert to fraction form
   9,937.72/13,714.01 = 5,688.76/x
3. Step 3: Cross multiply
   9,937.72x = 13,714.01 × 5,688.76
4. Step 4: Simplify right side
   9,937.72x = 78,015,731.59
5. Step 5: Solve for x
   x = 78,015,731.59/9,937.72
6. Step 6: Final answer
   x = 7,850.47