Finding the Fourth Proportional to 186,196.37, 279,294.12 and 67,819.32

Step by Step Solution

1. Step 1: Write the proportion equation
   186,196.37 : 279,294.12 = 67,819.32 : x
2. Step 2: Convert to fraction form
   186,196.37/279,294.12 = 67,819.32/x
3. Step 3: Cross multiply
   186,196.37x = 279,294.12 × 67,819.32
4. Step 4: Simplify right side
   186,196.37x = 18,941,537,298.40
5. Step 5: Solve for x
   x = 18,941,537,298.40/186,196.37
6. Step 6: Final answer
   x = 101,728.82