Finding the Fourth Proportional to 101,096, 139,512.48 and 56,384

Step by Step Solution

1. Step 1: Write the proportion equation
   101,096 : 139,512.48 = 56,384 : x
2. Step 2: Convert to fraction form
   101,096/139,512.48 = 56,384/x
3. Step 3: Cross multiply
   101,096x = 139,512.48 × 56,384
4. Step 4: Simplify right side
   101,096x = 7,866,271,672.32
5. Step 5: Solve for x
   x = 7,866,271,672.32/101,096
6. Step 6: Final answer
   x = 77,809.92