Finding the Fourth Proportional to 194,426, 268,307.88 and 105,002

Step by Step Solution

1. Step 1: Write the proportion equation
   194,426 : 268,307.88 = 105,002 : x
2. Step 2: Convert to fraction form
   194,426/268,307.88 = 105,002/x
3. Step 3: Cross multiply
   194,426x = 268,307.88 × 105,002
4. Step 4: Simplify right side
   194,426x = 28,172,864,015.76
5. Step 5: Solve for x
   x = 28,172,864,015.76/194,426
6. Step 6: Final answer
   x = 144,902.76