Finding the Fourth Proportional to 49,167.42, 73,751.20 and 21,069.25

Step by Step Solution

1. Step 1: Write the proportion equation
   49,167.42 : 73,751.20 = 21,069.25 : x
2. Step 2: Convert to fraction form
   49,167.42/73,751.20 = 21,069.25/x
3. Step 3: Cross multiply
   49,167.42x = 73,751.20 × 21,069.25
4. Step 4: Simplify right side
   49,167.42x = 1,553,882,233.55
5. Step 5: Solve for x
   x = 1,553,882,233.55/49,167.42
6. Step 6: Final answer
   x = 31,603.90