Finding the Fourth Proportional to 82,283, 123,424.90 and 19,953.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,283 : 123,424.90 = 19,953.50 : x
2. Step 2: Convert to fraction form
   82,283/123,424.90 = 19,953.50/x
3. Step 3: Cross multiply
   82,283x = 123,424.90 × 19,953.50
4. Step 4: Simplify right side
   82,283x = 2,462,758,742.15
5. Step 5: Solve for x
   x = 2,462,758,742.15/82,283
6. Step 6: Final answer
   x = 29,930.35