Finding the Fourth Proportional to 3,505,044.48, 4,837,710.72 and 2,215,061.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,505,044.48 : 4,837,710.72 = 2,215,061.76 : x
2. Step 2: Convert to fraction form
   3,505,044.48/4,837,710.72 = 2,215,061.76/x
3. Step 3: Cross multiply
   3,505,044.48x = 4,837,710.72 × 2,215,061.76
4. Step 4: Simplify right side
   3,505,044.48x = 10,715,828,021,814.07
5. Step 5: Solve for x
   x = 10,715,828,021,814.07/3,505,044.48
6. Step 6: Final answer
   x = 3,057,258.78