Finding the Fourth Proportional to 82,314.16, 123,488.45 and 46,791.81

Step by Step Solution

1. Step 1: Write the proportion equation
   82,314.16 : 123,488.45 = 46,791.81 : x
2. Step 2: Convert to fraction form
   82,314.16/123,488.45 = 46,791.81/x
3. Step 3: Cross multiply
   82,314.16x = 123,488.45 × 46,791.81
4. Step 4: Simplify right side
   82,314.16x = 5,778,248,031.10
5. Step 5: Solve for x
   x = 5,778,248,031.10/82,314.16
6. Step 6: Final answer
   x = 70,197.50