Finding the Fourth Proportional to 104,705.49, 156,967.52 and 42,335.49

Step by Step Solution

1. Step 1: Write the proportion equation
   104,705.49 : 156,967.52 = 42,335.49 : x
2. Step 2: Convert to fraction form
   104,705.49/156,967.52 = 42,335.49/x
3. Step 3: Cross multiply
   104,705.49x = 156,967.52 × 42,335.49
4. Step 4: Simplify right side
   104,705.49x = 6,645,296,661.61
5. Step 5: Solve for x
   x = 6,645,296,661.61/104,705.49
6. Step 6: Final answer
   x = 63,466.55