Finding the Fourth Proportional to 83,406.42, 115,100.82 and 45,680.58

Step by Step Solution

1. Step 1: Write the proportion equation
   83,406.42 : 115,100.82 = 45,680.58 : x
2. Step 2: Convert to fraction form
   83,406.42/115,100.82 = 45,680.58/x
3. Step 3: Cross multiply
   83,406.42x = 115,100.82 × 45,680.58
4. Step 4: Simplify right side
   83,406.42x = 5,257,872,216.08
5. Step 5: Solve for x
   x = 5,257,872,216.08/83,406.42
6. Step 6: Final answer
   x = 63,039.18