Finding the Fourth Proportional to 142,796.34, 214,151.36 and 42,930.02

Step by Step Solution

1. Step 1: Write the proportion equation
   142,796.34 : 214,151.36 = 42,930.02 : x
2. Step 2: Convert to fraction form
   142,796.34/214,151.36 = 42,930.02/x
3. Step 3: Cross multiply
   142,796.34x = 214,151.36 × 42,930.02
4. Step 4: Simplify right side
   142,796.34x = 9,193,522,167.83
5. Step 5: Solve for x
   x = 9,193,522,167.83/142,796.34
6. Step 6: Final answer
   x = 64,382.06