Finding the Fourth Proportional to 142,424.18, 213,648.51 and 37,242.98

Step by Step Solution

1. Step 1: Write the proportion equation
   142,424.18 : 213,648.51 = 37,242.98 : x
2. Step 2: Convert to fraction form
   142,424.18/213,648.51 = 37,242.98/x
3. Step 3: Cross multiply
   142,424.18x = 213,648.51 × 37,242.98
4. Step 4: Simplify right side
   142,424.18x = 7,956,907,184.96
5. Step 5: Solve for x
   x = 7,956,907,184.96/142,424.18
6. Step 6: Final answer
   x = 55,867.67