Finding the Fourth Proportional to 156,796.08, 234,009.21 and 141,662.49

Step by Step Solution

1. Step 1: Write the proportion equation
   156,796.08 : 234,009.21 = 141,662.49 : x
2. Step 2: Convert to fraction form
   156,796.08/234,009.21 = 141,662.49/x
3. Step 3: Cross multiply
   156,796.08x = 234,009.21 × 141,662.49
4. Step 4: Simplify right side
   156,796.08x = 33,150,327,371.53
5. Step 5: Solve for x
   x = 33,150,327,371.53/156,796.08
6. Step 6: Final answer
   x = 211,423.19