Finding the Fourth Proportional to 23,142.51, 34,713.90 and 5,612.49

Step by Step Solution

1. Step 1: Write the proportion equation
   23,142.51 : 34,713.90 = 5,612.49 : x
2. Step 2: Convert to fraction form
   23,142.51/34,713.90 = 5,612.49/x
3. Step 3: Cross multiply
   23,142.51x = 34,713.90 × 5,612.49
4. Step 4: Simplify right side
   23,142.51x = 194,831,416.61
5. Step 5: Solve for x
   x = 194,831,416.61/23,142.51
6. Step 6: Final answer
   x = 8,418.77