Finding the Fourth Proportional to 1,581,379.27, 2,372,214.72 and 516,426.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,581,379.27 : 2,372,214.72 = 516,426.91 : x
2. Step 2: Convert to fraction form
   1,581,379.27/2,372,214.72 = 516,426.91/x
3. Step 3: Cross multiply
   1,581,379.27x = 2,372,214.72 × 516,426.91
4. Step 4: Simplify right side
   1,581,379.27x = 1,225,075,505,845.04
5. Step 5: Solve for x
   x = 1,225,075,505,845.04/1,581,379.27
6. Step 6: Final answer
   x = 774,687.98