Finding the Fourth Proportional to 2,288,054.99, 3,157,516.28 and 1,269,457.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,288,054.99 : 3,157,516.28 = 1,269,457.31 : x
2. Step 2: Convert to fraction form
   2,288,054.99/3,157,516.28 = 1,269,457.31/x
3. Step 3: Cross multiply
   2,288,054.99x = 3,157,516.28 × 1,269,457.31
4. Step 4: Simplify right side
   2,288,054.99x = 4,008,332,123,090.01
5. Step 5: Solve for x
   x = 4,008,332,123,090.01/2,288,054.99
6. Step 6: Final answer
   x = 1,751,851.31