Finding the Fourth Proportional to 142,322.82, 213,521.19 and 42,483.03

Step by Step Solution

1. Step 1: Write the proportion equation
   142,322.82 : 213,521.19 = 42,483.03 : x
2. Step 2: Convert to fraction form
   142,322.82/213,521.19 = 42,483.03/x
3. Step 3: Cross multiply
   142,322.82x = 213,521.19 × 42,483.03
4. Step 4: Simplify right side
   142,322.82x = 9,071,027,120.41
5. Step 5: Solve for x
   x = 9,071,027,120.41/142,322.82
6. Step 6: Final answer
   x = 63,735.58