Finding the Fourth Proportional to 143,159.89, 214,704.34 and 48,387.96

Step by Step Solution

1. Step 1: Write the proportion equation
   143,159.89 : 214,704.34 = 48,387.96 : x
2. Step 2: Convert to fraction form
   143,159.89/214,704.34 = 48,387.96/x
3. Step 3: Cross multiply
   143,159.89x = 214,704.34 × 48,387.96
4. Step 4: Simplify right side
   143,159.89x = 10,389,105,881.37
5. Step 5: Solve for x
   x = 10,389,105,881.37/143,159.89
6. Step 6: Final answer
   x = 72,569.95