Finding the Fourth Proportional to 143,052.86, 214,593.45 and 49,557.98

Step by Step Solution

1. Step 1: Write the proportion equation
   143,052.86 : 214,593.45 = 49,557.98 : x
2. Step 2: Convert to fraction form
   143,052.86/214,593.45 = 49,557.98/x
3. Step 3: Cross multiply
   143,052.86x = 214,593.45 × 49,557.98
4. Step 4: Simplify right side
   143,052.86x = 10,634,817,903.23
5. Step 5: Solve for x
   x = 10,634,817,903.23/143,052.86
6. Step 6: Final answer
   x = 74,341.88