Finding the Fourth Proportional to 83,174.82, 114,781.55 and 45,449.07

Step by Step Solution

1. Step 1: Write the proportion equation
   83,174.82 : 114,781.55 = 45,449.07 : x
2. Step 2: Convert to fraction form
   83,174.82/114,781.55 = 45,449.07/x
3. Step 3: Cross multiply
   83,174.82x = 114,781.55 × 45,449.07
4. Step 4: Simplify right side
   83,174.82x = 5,216,714,473.41
5. Step 5: Solve for x
   x = 5,216,714,473.41/83,174.82
6. Step 6: Final answer
   x = 62,719.88