Finding the Fourth Proportional to 89,031.22, 133,557.39 and 55,754.06

Step by Step Solution

1. Step 1: Write the proportion equation
   89,031.22 : 133,557.39 = 55,754.06 : x
2. Step 2: Convert to fraction form
   89,031.22/133,557.39 = 55,754.06/x
3. Step 3: Cross multiply
   89,031.22x = 133,557.39 × 55,754.06
4. Step 4: Simplify right side
   89,031.22x = 7,446,366,067.72
5. Step 5: Solve for x
   x = 7,446,366,067.72/89,031.22
6. Step 6: Final answer
   x = 83,637.70