Finding the Fourth Proportional to 140,196.16, 193,453.68 and 79,774.48

Step by Step Solution

1. Step 1: Write the proportion equation
   140,196.16 : 193,453.68 = 79,774.48 : x
2. Step 2: Convert to fraction form
   140,196.16/193,453.68 = 79,774.48/x
3. Step 3: Cross multiply
   140,196.16x = 193,453.68 × 79,774.48
4. Step 4: Simplify right side
   140,196.16x = 15,432,666,726.09
5. Step 5: Solve for x
   x = 15,432,666,726.09/140,196.16
6. Step 6: Final answer
   x = 110,079.10