Finding the Fourth Proportional to 3,778,489.63, 5,659,426.71 and 3,122,632.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,778,489.63 : 5,659,426.71 = 3,122,632.72 : x
2. Step 2: Convert to fraction form
   3,778,489.63/5,659,426.71 = 3,122,632.72/x
3. Step 3: Cross multiply
   3,778,489.63x = 5,659,426.71 × 3,122,632.72
4. Step 4: Simplify right side
   3,778,489.63x = 17,672,311,007,133.80
5. Step 5: Solve for x
   x = 17,672,311,007,133.80/3,778,489.63
6. Step 6: Final answer
   x = 4,677,083.37