Finding the Fourth Proportional to 82,001.63, 123,019.71 and 46,479.97

Step by Step Solution

1. Step 1: Write the proportion equation
   82,001.63 : 123,019.71 = 46,479.97 : x
2. Step 2: Convert to fraction form
   82,001.63/123,019.71 = 46,479.97/x
3. Step 3: Cross multiply
   82,001.63x = 123,019.71 × 46,479.97
4. Step 4: Simplify right side
   82,001.63x = 5,717,951,815.11
5. Step 5: Solve for x
   x = 5,717,951,815.11/82,001.63
6. Step 6: Final answer
   x = 69,729.73