Finding the Fourth Proportional to 102,096, 140,892.48 and 57,384

Step by Step Solution

1. Step 1: Write the proportion equation
   102,096 : 140,892.48 = 57,384 : x
2. Step 2: Convert to fraction form
   102,096/140,892.48 = 57,384/x
3. Step 3: Cross multiply
   102,096x = 140,892.48 × 57,384
4. Step 4: Simplify right side
   102,096x = 8,084,974,072.32
5. Step 5: Solve for x
   x = 8,084,974,072.32/102,096
6. Step 6: Final answer
   x = 79,189.92