Finding the Fourth Proportional to 82,281, 123,421.47 and 19,951.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,281 : 123,421.47 = 19,951.50 : x
2. Step 2: Convert to fraction form
   82,281/123,421.47 = 19,951.50/x
3. Step 3: Cross multiply
   82,281x = 123,421.47 × 19,951.50
4. Step 4: Simplify right side
   82,281x = 2,462,443,458.71
5. Step 5: Solve for x
   x = 2,462,443,458.71/82,281
6. Step 6: Final answer
   x = 29,927.24