Finding the Fourth Proportional to 82,075.34, 123,113.15 and 46,990.73

Step by Step Solution

1. Step 1: Write the proportion equation
   82,075.34 : 123,113.15 = 46,990.73 : x
2. Step 2: Convert to fraction form
   82,075.34/123,113.15 = 46,990.73/x
3. Step 3: Cross multiply
   82,075.34x = 123,113.15 × 46,990.73
4. Step 4: Simplify right side
   82,075.34x = 5,785,176,556.15
5. Step 5: Solve for x
   x = 5,785,176,556.15/82,075.34
6. Step 6: Final answer
   x = 70,486.17