Finding the Fourth Proportional to 156,443.82, 234,282.99 and 141,280.63

Step by Step Solution

1. Step 1: Write the proportion equation
   156,443.82 : 234,282.99 = 141,280.63 : x
2. Step 2: Convert to fraction form
   156,443.82/234,282.99 = 141,280.63/x
3. Step 3: Cross multiply
   156,443.82x = 234,282.99 × 141,280.63
4. Step 4: Simplify right side
   156,443.82x = 33,099,648,425.48
5. Step 5: Solve for x
   x = 33,099,648,425.48/156,443.82
6. Step 6: Final answer
   x = 211,575.30