Finding the Fourth Proportional to 142,038.29, 213,077.69 and 47,237.24

Step by Step Solution

1. Step 1: Write the proportion equation
   142,038.29 : 213,077.69 = 47,237.24 : x
2. Step 2: Convert to fraction form
   142,038.29/213,077.69 = 47,237.24/x
3. Step 3: Cross multiply
   142,038.29x = 213,077.69 × 47,237.24
4. Step 4: Simplify right side
   142,038.29x = 10,065,200,679.60
5. Step 5: Solve for x
   x = 10,065,200,679.60/142,038.29
6. Step 6: Final answer
   x = 70,862.59