Finding the Fourth Proportional to 1,004,435.91, 1,386,131.74 and 545,554.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,004,435.91 : 1,386,131.74 = 545,554.91 : x
2. Step 2: Convert to fraction form
   1,004,435.91/1,386,131.74 = 545,554.91/x
3. Step 3: Cross multiply
   1,004,435.91x = 1,386,131.74 × 545,554.91
4. Step 4: Simplify right side
   1,004,435.91x = 756,210,978,765.29
5. Step 5: Solve for x
   x = 756,210,978,765.29/1,004,435.91
6. Step 6: Final answer
   x = 752,871.31