Finding the Fourth Proportional to 84,215.12, 116,213.82 and 46,488.56

Step by Step Solution

1. Step 1: Write the proportion equation
   84,215.12 : 116,213.82 = 46,488.56 : x
2. Step 2: Convert to fraction form
   84,215.12/116,213.82 = 46,488.56/x
3. Step 3: Cross multiply
   84,215.12x = 116,213.82 × 46,488.56
4. Step 4: Simplify right side
   84,215.12x = 5,402,613,143.90
5. Step 5: Solve for x
   x = 5,402,613,143.90/84,215.12
6. Step 6: Final answer
   x = 64,152.53