Finding the Fourth Proportional to 142,518.83, 213,785.12 and 37,337.90

Step by Step Solution

1. Step 1: Write the proportion equation
   142,518.83 : 213,785.12 = 37,337.90 : x
2. Step 2: Convert to fraction form
   142,518.83/213,785.12 = 37,337.90/x
3. Step 3: Cross multiply
   142,518.83x = 213,785.12 × 37,337.90
4. Step 4: Simplify right side
   142,518.83x = 7,982,286,456.47
5. Step 5: Solve for x
   x = 7,982,286,456.47/142,518.83
6. Step 6: Final answer
   x = 56,008.65