Finding the Fourth Proportional to 142,795.34, 214,149.86 and 42,929.02

Step by Step Solution

1. Step 1: Write the proportion equation
   142,795.34 : 214,149.86 = 42,929.02 : x
2. Step 2: Convert to fraction form
   142,795.34/214,149.86 = 42,929.02/x
3. Step 3: Cross multiply
   142,795.34x = 214,149.86 × 42,929.02
4. Step 4: Simplify right side
   142,795.34x = 9,193,243,836.96
5. Step 5: Solve for x
   x = 9,193,243,836.96/142,795.34
6. Step 6: Final answer
   x = 64,380.56