Finding the Fourth Proportional to 144,926.34, 200,000.42 and 87,557.69

Step by Step Solution

1. Step 1: Write the proportion equation
   144,926.34 : 200,000.42 = 87,557.69 : x
2. Step 2: Convert to fraction form
   144,926.34/200,000.42 = 87,557.69/x
3. Step 3: Cross multiply
   144,926.34x = 200,000.42 × 87,557.69
4. Step 4: Simplify right side
   144,926.34x = 17,511,574,532.29
5. Step 5: Solve for x
   x = 17,511,574,532.29/144,926.34
6. Step 6: Final answer
   x = 120,830.86