Finding the Fourth Proportional to 309,479, 464,426.04 and 112,487

Step by Step Solution

1. Step 1: Write the proportion equation
   309,479 : 464,426.04 = 112,487 : x
2. Step 2: Convert to fraction form
   309,479/464,426.04 = 112,487/x
3. Step 3: Cross multiply
   309,479x = 464,426.04 × 112,487
4. Step 4: Simplify right side
   309,479x = 52,241,891,961.48
5. Step 5: Solve for x
   x = 52,241,891,961.48/309,479
6. Step 6: Final answer
   x = 168,805.94