Finding the Fourth Proportional to 144,468.68, 216,649.13 and 49,672.04

Step by Step Solution

1. Step 1: Write the proportion equation
   144,468.68 : 216,649.13 = 49,672.04 : x
2. Step 2: Convert to fraction form
   144,468.68/216,649.13 = 49,672.04/x
3. Step 3: Cross multiply
   144,468.68x = 216,649.13 × 49,672.04
4. Step 4: Simplify right side
   144,468.68x = 10,761,404,251.33
5. Step 5: Solve for x
   x = 10,761,404,251.33/144,468.68
6. Step 6: Final answer
   x = 74,489.53