Finding the Fourth Proportional to 142,149.50, 213,225.34 and 48,656.06

Step by Step Solution

1. Step 1: Write the proportion equation
   142,149.50 : 213,225.34 = 48,656.06 : x
2. Step 2: Convert to fraction form
   142,149.50/213,225.34 = 48,656.06/x
3. Step 3: Cross multiply
   142,149.50x = 213,225.34 × 48,656.06
4. Step 4: Simplify right side
   142,149.50x = 10,374,704,936.56
5. Step 5: Solve for x
   x = 10,374,704,936.56/142,149.50
6. Step 6: Final answer
   x = 72,984.46