Finding the Fourth Proportional to 142,532.53, 213,796.56 and 49,039.09

Step by Step Solution

1. Step 1: Write the proportion equation
   142,532.53 : 213,796.56 = 49,039.09 : x
2. Step 2: Convert to fraction form
   142,532.53/213,796.56 = 49,039.09/x
3. Step 3: Cross multiply
   142,532.53x = 213,796.56 × 49,039.09
4. Step 4: Simplify right side
   142,532.53x = 10,484,388,502.34
5. Step 5: Solve for x
   x = 10,484,388,502.34/142,532.53
6. Step 6: Final answer
   x = 73,557.86