Finding the Fourth Proportional to 143,068.63, 214,641.21 and 49,574.38

Step by Step Solution

1. Step 1: Write the proportion equation
   143,068.63 : 214,641.21 = 49,574.38 : x
2. Step 2: Convert to fraction form
   143,068.63/214,641.21 = 49,574.38/x
3. Step 3: Cross multiply
   143,068.63x = 214,641.21 × 49,574.38
4. Step 4: Simplify right side
   143,068.63x = 10,640,704,908.20
5. Step 5: Solve for x
   x = 10,640,704,908.20/143,068.63
6. Step 6: Final answer
   x = 74,374.83