Finding the Fourth Proportional to 55,346.72, 83,064.32 and 28,700.29

Step by Step Solution

1. Step 1: Write the proportion equation
   55,346.72 : 83,064.32 = 28,700.29 : x
2. Step 2: Convert to fraction form
   55,346.72/83,064.32 = 28,700.29/x
3. Step 3: Cross multiply
   55,346.72x = 83,064.32 × 28,700.29
4. Step 4: Simplify right side
   55,346.72x = 2,383,969,513.83
5. Step 5: Solve for x
   x = 2,383,969,513.83/55,346.72
6. Step 6: Final answer
   x = 43,073.37