Finding the Fourth Proportional to 74,826.86, 103,228.47 and 49,300.47

Step by Step Solution

1. Step 1: Write the proportion equation
   74,826.86 : 103,228.47 = 49,300.47 : x
2. Step 2: Convert to fraction form
   74,826.86/103,228.47 = 49,300.47/x
3. Step 3: Cross multiply
   74,826.86x = 103,228.47 × 49,300.47
4. Step 4: Simplify right side
   74,826.86x = 5,089,212,088.38
5. Step 5: Solve for x
   x = 5,089,212,088.38/74,826.86
6. Step 6: Final answer
   x = 68,013.18