Finding the Fourth Proportional to 1,038,609.71, 1,433,277.83 and 579,720.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,038,609.71 : 1,433,277.83 = 579,720.30 : x
2. Step 2: Convert to fraction form
   1,038,609.71/1,433,277.83 = 579,720.30/x
3. Step 3: Cross multiply
   1,038,609.71x = 1,433,277.83 × 579,720.30
4. Step 4: Simplify right side
   1,038,609.71x = 830,900,249,665.46
5. Step 5: Solve for x
   x = 830,900,249,665.46/1,038,609.71
6. Step 6: Final answer
   x = 800,012.02