Finding the Fourth Proportional to 1,418,940.50, 2,126,562.50 and 576,507.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418,940.50 : 2,126,562.50 = 576,507.38 : x
2. Step 2: Convert to fraction form
   1,418,940.50/2,126,562.50 = 576,507.38/x
3. Step 3: Cross multiply
   1,418,940.50x = 2,126,562.50 × 576,507.38
4. Step 4: Simplify right side
   1,418,940.50x = 1,225,978,966,089.71
5. Step 5: Solve for x
   x = 1,225,978,966,089.71/1,418,940.50
6. Step 6: Final answer
   x = 864,010.13