Finding the Fourth Proportional to 55,889.32, 83,832.72 and 26,290.72

Step by Step Solution

1. Step 1: Write the proportion equation
   55,889.32 : 83,832.72 = 26,290.72 : x
2. Step 2: Convert to fraction form
   55,889.32/83,832.72 = 26,290.72/x
3. Step 3: Cross multiply
   55,889.32x = 83,832.72 × 26,290.72
4. Step 4: Simplify right side
   55,889.32x = 2,204,022,568.36
5. Step 5: Solve for x
   x = 2,204,022,568.36/55,889.32
6. Step 6: Final answer
   x = 39,435.49