Finding the Fourth Proportional to 89,749.23, 123,875.04 and 55,783.37

Step by Step Solution

1. Step 1: Write the proportion equation
   89,749.23 : 123,875.04 = 55,783.37 : x
2. Step 2: Convert to fraction form
   89,749.23/123,875.04 = 55,783.37/x
3. Step 3: Cross multiply
   89,749.23x = 123,875.04 × 55,783.37
4. Step 4: Simplify right side
   89,749.23x = 6,910,167,399.27
5. Step 5: Solve for x
   x = 6,910,167,399.27/89,749.23
6. Step 6: Final answer
   x = 76,994.17