Finding the Fourth Proportional to 144,566.91, 216,880.74 and 49,805.69

Step by Step Solution

1. Step 1: Write the proportion equation
   144,566.91 : 216,880.74 = 49,805.69 : x
2. Step 2: Convert to fraction form
   144,566.91/216,880.74 = 49,805.69/x
3. Step 3: Cross multiply
   144,566.91x = 216,880.74 × 49,805.69
4. Step 4: Simplify right side
   144,566.91x = 10,801,893,819.01
5. Step 5: Solve for x
   x = 10,801,893,819.01/144,566.91
6. Step 6: Final answer
   x = 74,718.99