Finding the Fourth Proportional to 40,075.38, 55,303.61 and 21,925.94

Step by Step Solution

1. Step 1: Write the proportion equation
   40,075.38 : 55,303.61 = 21,925.94 : x
2. Step 2: Convert to fraction form
   40,075.38/55,303.61 = 21,925.94/x
3. Step 3: Cross multiply
   40,075.38x = 55,303.61 × 21,925.94
4. Step 4: Simplify right side
   40,075.38x = 1,212,583,248.50
5. Step 5: Solve for x
   x = 1,212,583,248.50/40,075.38
6. Step 6: Final answer
   x = 30,257.56