Finding the Fourth Proportional to 10,663.47, 15,997.41 and 3,642.93

Step by Step Solution

1. Step 1: Write the proportion equation
   10,663.47 : 15,997.41 = 3,642.93 : x
2. Step 2: Convert to fraction form
   10,663.47/15,997.41 = 3,642.93/x
3. Step 3: Cross multiply
   10,663.47x = 15,997.41 × 3,642.93
4. Step 4: Simplify right side
   10,663.47x = 58,277,444.81
5. Step 5: Solve for x
   x = 58,277,444.81/10,663.47
6. Step 6: Final answer
   x = 5,465.15