Finding the Fourth Proportional to 194,492.86, 268,421.61 and 112,839.10

Step by Step Solution

1. Step 1: Write the proportion equation
   194,492.86 : 268,421.61 = 112,839.10 : x
2. Step 2: Convert to fraction form
   194,492.86/268,421.61 = 112,839.10/x
3. Step 3: Cross multiply
   194,492.86x = 268,421.61 × 112,839.10
4. Step 4: Simplify right side
   194,492.86x = 30,288,452,892.95
5. Step 5: Solve for x
   x = 30,288,452,892.95/194,492.86
6. Step 6: Final answer
   x = 155,730.41