Finding the Fourth Proportional to 104,287.34, 156,460.17 and 34,215.86

Step by Step Solution

1. Step 1: Write the proportion equation
   104,287.34 : 156,460.17 = 34,215.86 : x
2. Step 2: Convert to fraction form
   104,287.34/156,460.17 = 34,215.86/x
3. Step 3: Cross multiply
   104,287.34x = 156,460.17 × 34,215.86
4. Step 4: Simplify right side
   104,287.34x = 5,353,419,272.30
5. Step 5: Solve for x
   x = 5,353,419,272.30/104,287.34
6. Step 6: Final answer
   x = 51,333.36