Finding the Fourth Proportional to 55,513, 76,607.94 and 30,362.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,513 : 76,607.94 = 30,362.50 : x
2. Step 2: Convert to fraction form
   55,513/76,607.94 = 30,362.50/x
3. Step 3: Cross multiply
   55,513x = 76,607.94 × 30,362.50
4. Step 4: Simplify right side
   55,513x = 2,326,008,578.25
5. Step 5: Solve for x
   x = 2,326,008,578.25/55,513
6. Step 6: Final answer
   x = 41,900.25