Finding the Fourth Proportional to 142,327.24, 213,483.57 and 42,488.26

Step by Step Solution

1. Step 1: Write the proportion equation
   142,327.24 : 213,483.57 = 42,488.26 : x
2. Step 2: Convert to fraction form
   142,327.24/213,483.57 = 42,488.26/x
3. Step 3: Cross multiply
   142,327.24x = 213,483.57 × 42,488.26
4. Step 4: Simplify right side
   142,327.24x = 9,070,545,427.89
5. Step 5: Solve for x
   x = 9,070,545,427.89/142,327.24
6. Step 6: Final answer
   x = 63,730.21