Finding the Fourth Proportional to 55,347, 83,019.72 and 25,748.28

Step by Step Solution

1. Step 1: Write the proportion equation
   55,347 : 83,019.72 = 25,748.28 : x
2. Step 2: Convert to fraction form
   55,347/83,019.72 = 25,748.28/x
3. Step 3: Cross multiply
   55,347x = 83,019.72 × 25,748.28
4. Step 4: Simplify right side
   55,347x = 2,137,614,996.08
5. Step 5: Solve for x
   x = 2,137,614,996.08/55,347
6. Step 6: Final answer
   x = 38,622.06