Finding the Fourth Proportional to 82,002.63, 123,021.21 and 46,480.98

Step by Step Solution

1. Step 1: Write the proportion equation
   82,002.63 : 123,021.21 = 46,480.98 : x
2. Step 2: Convert to fraction form
   82,002.63/123,021.21 = 46,480.98/x
3. Step 3: Cross multiply
   82,002.63x = 123,021.21 × 46,480.98
4. Step 4: Simplify right side
   82,002.63x = 5,718,146,401.59
5. Step 5: Solve for x
   x = 5,718,146,401.59/82,002.63
6. Step 6: Final answer
   x = 69,731.26