Finding the Fourth Proportional to 58,893.45, 81,276.72 and 33,399.72

Step by Step Solution

1. Step 1: Write the proportion equation
   58,893.45 : 81,276.72 = 33,399.72 : x
2. Step 2: Convert to fraction form
   58,893.45/81,276.72 = 33,399.72/x
3. Step 3: Cross multiply
   58,893.45x = 81,276.72 × 33,399.72
4. Step 4: Simplify right side
   58,893.45x = 2,714,619,690.52
5. Step 5: Solve for x
   x = 2,714,619,690.52/58,893.45
6. Step 6: Final answer
   x = 46,093.75