Finding the Fourth Proportional to 49,814.39, 69,215.60 and 49,294.37

Step by Step Solution

1. Step 1: Write the proportion equation
   49,814.39 : 69,215.60 = 49,294.37 : x
2. Step 2: Convert to fraction form
   49,814.39/69,215.60 = 49,294.37/x
3. Step 3: Cross multiply
   49,814.39x = 69,215.60 × 49,294.37
4. Step 4: Simplify right side
   49,814.39x = 3,411,938,803.62
5. Step 5: Solve for x
   x = 3,411,938,803.62/49,814.39
6. Step 6: Final answer
   x = 68,493.04