Finding the Fourth Proportional to 55,507, 76,599.72 and 30,356.56

Step by Step Solution

1. Step 1: Write the proportion equation
   55,507 : 76,599.72 = 30,356.56 : x
2. Step 2: Convert to fraction form
   55,507/76,599.72 = 30,356.56/x
3. Step 3: Cross multiply
   55,507x = 76,599.72 × 30,356.56
4. Step 4: Simplify right side
   55,507x = 2,325,303,996.16
5. Step 5: Solve for x
   x = 2,325,303,996.16/55,507
6. Step 6: Final answer
   x = 41,892.09