Finding the Fourth Proportional to 83,080.62, 114,649.47 and 45,355.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,080.62 : 114,649.47 = 45,355.50 : x
2. Step 2: Convert to fraction form
   83,080.62/114,649.47 = 45,355.50/x
3. Step 3: Cross multiply
   83,080.62x = 114,649.47 × 45,355.50
4. Step 4: Simplify right side
   83,080.62x = 5,199,984,036.59
5. Step 5: Solve for x
   x = 5,199,984,036.59/83,080.62
6. Step 6: Final answer
   x = 62,589.62