Finding the Fourth Proportional to 83,380.56, 115,066.44 and 45,658.32

Step by Step Solution

1. Step 1: Write the proportion equation
   83,380.56 : 115,066.44 = 45,658.32 : x
2. Step 2: Convert to fraction form
   83,380.56/115,066.44 = 45,658.32/x
3. Step 3: Cross multiply
   83,380.56x = 115,066.44 × 45,658.32
4. Step 4: Simplify right side
   83,380.56x = 5,253,740,338.78
5. Step 5: Solve for x
   x = 5,253,740,338.78/83,380.56
6. Step 6: Final answer
   x = 63,009.18