Finding the Fourth Proportional to 83,106.20, 114,686.69 and 45,380.45

Step by Step Solution

1. Step 1: Write the proportion equation
   83,106.20 : 114,686.69 = 45,380.45 : x
2. Step 2: Convert to fraction form
   83,106.20/114,686.69 = 45,380.45/x
3. Step 3: Cross multiply
   83,106.20x = 114,686.69 × 45,380.45
4. Step 4: Simplify right side
   83,106.20x = 5,204,533,661.02
5. Step 5: Solve for x
   x = 5,204,533,661.02/83,106.20
6. Step 6: Final answer
   x = 62,625.09