Finding the Fourth Proportional to 1,011,103.89, 1,395,332.90 and 575,499.97

Step by Step Solution

1. Step 1: Write the proportion equation
   1,011,103.89 : 1,395,332.90 = 575,499.97 : x
2. Step 2: Convert to fraction form
   1,011,103.89/1,395,332.90 = 575,499.97/x
3. Step 3: Cross multiply
   1,011,103.89x = 1,395,332.90 × 575,499.97
4. Step 4: Simplify right side
   1,011,103.89x = 803,014,042,090.01
5. Step 5: Solve for x
   x = 803,014,042,090.01/1,011,103.89
6. Step 6: Final answer
   x = 794,195.38