Finding the Fourth Proportional to 55,773, 76,967.28 and 30,623.04

Step by Step Solution

1. Step 1: Write the proportion equation
   55,773 : 76,967.28 = 30,623.04 : x
2. Step 2: Convert to fraction form
   55,773/76,967.28 = 30,623.04/x
3. Step 3: Cross multiply
   55,773x = 76,967.28 × 30,623.04
4. Step 4: Simplify right side
   55,773x = 2,356,972,094.13
5. Step 5: Solve for x
   x = 2,356,972,094.13/55,773
6. Step 6: Final answer
   x = 42,260.09