Finding the Fourth Proportional to 6,736,581.72, 10,105,552.74 and 2,187,440.28

Step by Step Solution

1. Step 1: Write the proportion equation
   6,736,581.72 : 10,105,552.74 = 2,187,440.28 : x
2. Step 2: Convert to fraction form
   6,736,581.72/10,105,552.74 = 2,187,440.28/x
3. Step 3: Cross multiply
   6,736,581.72x = 10,105,552.74 × 2,187,440.28
4. Step 4: Simplify right side
   6,736,581.72x = 22,105,293,115,140.37
5. Step 5: Solve for x
   x = 22,105,293,115,140.37/6,736,581.72
6. Step 6: Final answer
   x = 3,281,381.28