Finding the Fourth Proportional to 83,409.74, 115,105.50 and 45,169.59

Step by Step Solution

1. Step 1: Write the proportion equation
   83,409.74 : 115,105.50 = 45,169.59 : x
2. Step 2: Convert to fraction form
   83,409.74/115,105.50 = 45,169.59/x
3. Step 3: Cross multiply
   83,409.74x = 115,105.50 × 45,169.59
4. Step 4: Simplify right side
   83,409.74x = 5,199,268,411.13
5. Step 5: Solve for x
   x = 5,199,268,411.13/83,409.74
6. Step 6: Final answer
   x = 62,334.07