Finding the Fourth Proportional to 49,639.16, 68,501.96 and 26,978.08

Step by Step Solution

1. Step 1: Write the proportion equation
   49,639.16 : 68,501.96 = 26,978.08 : x
2. Step 2: Convert to fraction form
   49,639.16/68,501.96 = 26,978.08/x
3. Step 3: Cross multiply
   49,639.16x = 68,501.96 × 26,978.08
4. Step 4: Simplify right side
   49,639.16x = 1,848,051,222.15
5. Step 5: Solve for x
   x = 1,848,051,222.15/49,639.16
6. Step 6: Final answer
   x = 37,229.71