Finding the Fourth Proportional to 103,512, 142,846.56 and 58,800

Step by Step Solution

1. Step 1: Write the proportion equation
   103,512 : 142,846.56 = 58,800 : x
2. Step 2: Convert to fraction form
   103,512/142,846.56 = 58,800/x
3. Step 3: Cross multiply
   103,512x = 142,846.56 × 58,800
4. Step 4: Simplify right side
   103,512x = 8,399,377,728
5. Step 5: Solve for x
   x = 8,399,377,728/103,512
6. Step 6: Final answer
   x = 81,144