Finding the Fourth Proportional to 10,076.77, 13,905.93 and 5,600.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,076.77 : 13,905.93 = 5,600.38 : x
2. Step 2: Convert to fraction form
   10,076.77/13,905.93 = 5,600.38/x
3. Step 3: Cross multiply
   10,076.77x = 13,905.93 × 5,600.38
4. Step 4: Simplify right side
   10,076.77x = 77,878,492.25
5. Step 5: Solve for x
   x = 77,878,492.25/10,076.77
6. Step 6: Final answer
   x = 7,728.52