Finding the Fourth Proportional to 83,018.34, 114,564.24 and 45,290.16

Step by Step Solution

1. Step 1: Write the proportion equation
   83,018.34 : 114,564.24 = 45,290.16 : x
2. Step 2: Convert to fraction form
   83,018.34/114,564.24 = 45,290.16/x
3. Step 3: Cross multiply
   83,018.34x = 114,564.24 × 45,290.16
4. Step 4: Simplify right side
   83,018.34x = 5,188,632,759.88
5. Step 5: Solve for x
   x = 5,188,632,759.88/83,018.34
6. Step 6: Final answer
   x = 62,499.84