Finding the Fourth Proportional to 144,496.74, 216,691.35 and 49,700.31

Step by Step Solution

1. Step 1: Write the proportion equation
   144,496.74 : 216,691.35 = 49,700.31 : x
2. Step 2: Convert to fraction form
   144,496.74/216,691.35 = 49,700.31/x
3. Step 3: Cross multiply
   144,496.74x = 216,691.35 × 49,700.31
4. Step 4: Simplify right side
   144,496.74x = 10,769,627,269.32
5. Step 5: Solve for x
   x = 10,769,627,269.32/144,496.74
6. Step 6: Final answer
   x = 74,531.97