Finding the Fourth Proportional to 143,302.47, 214,973.15 and 49,796.07

Step by Step Solution

1. Step 1: Write the proportion equation
   143,302.47 : 214,973.15 = 49,796.07 : x
2. Step 2: Convert to fraction form
   143,302.47/214,973.15 = 49,796.07/x
3. Step 3: Cross multiply
   143,302.47x = 214,973.15 × 49,796.07
4. Step 4: Simplify right side
   143,302.47x = 10,704,817,776.54
5. Step 5: Solve for x
   x = 10,704,817,776.54/143,302.47
6. Step 6: Final answer
   x = 74,700.86