Finding the Fourth Proportional to 5,164,081.56, 7,126,333.29 and 2,840,838.28

Step by Step Solution

1. Step 1: Write the proportion equation
   5,164,081.56 : 7,126,333.29 = 2,840,838.28 : x
2. Step 2: Convert to fraction form
   5,164,081.56/7,126,333.29 = 2,840,838.28/x
3. Step 3: Cross multiply
   5,164,081.56x = 7,126,333.29 × 2,840,838.28
4. Step 4: Simplify right side
   5,164,081.56x = 20,244,760,388,454.51
5. Step 5: Solve for x
   x = 20,244,760,388,454.51/5,164,081.56
6. Step 6: Final answer
   x = 3,920,302.22