Finding the Fourth Proportional to 49,309.98, 68,060.43 and 30,436.26

Step by Step Solution

1. Step 1: Write the proportion equation
   49,309.98 : 68,060.43 = 30,436.26 : x
2. Step 2: Convert to fraction form
   49,309.98/68,060.43 = 30,436.26/x
3. Step 3: Cross multiply
   49,309.98x = 68,060.43 × 30,436.26
4. Step 4: Simplify right side
   49,309.98x = 2,071,504,943.19
5. Step 5: Solve for x
   x = 2,071,504,943.19/49,309.98
6. Step 6: Final answer
   x = 42,009.85