Finding the Fourth Proportional to 83,890.56, 115,769.76 and 46,165.56

Step by Step Solution

1. Step 1: Write the proportion equation
   83,890.56 : 115,769.76 = 46,165.56 : x
2. Step 2: Convert to fraction form
   83,890.56/115,769.76 = 46,165.56/x
3. Step 3: Cross multiply
   83,890.56x = 115,769.76 × 46,165.56
4. Step 4: Simplify right side
   83,890.56x = 5,344,575,801.47
5. Step 5: Solve for x
   x = 5,344,575,801.47/83,890.56
6. Step 6: Final answer
   x = 63,708.91