Finding the Fourth Proportional to 1,404,096.63, 2,105,743.19 and 457,550.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404,096.63 : 2,105,743.19 = 457,550.07 : x
2. Step 2: Convert to fraction form
   1,404,096.63/2,105,743.19 = 457,550.07/x
3. Step 3: Cross multiply
   1,404,096.63x = 2,105,743.19 × 457,550.07
4. Step 4: Simplify right side
   1,404,096.63x = 963,482,941,698.77
5. Step 5: Solve for x
   x = 963,482,941,698.77/1,404,096.63
6. Step 6: Final answer
   x = 686,194.18