Finding the Fourth Proportional to 1,760,301.99, 2,640,864.78 and 545,814.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760,301.99 : 2,640,864.78 = 545,814.72 : x
2. Step 2: Convert to fraction form
   1,760,301.99/2,640,864.78 = 545,814.72/x
3. Step 3: Cross multiply
   1,760,301.99x = 2,640,864.78 × 545,814.72
4. Step 4: Simplify right side
   1,760,301.99x = 1,441,422,870,453.56
5. Step 5: Solve for x
   x = 1,441,422,870,453.56/1,760,301.99
6. Step 6: Final answer
   x = 818,849.76