Finding the Fourth Proportional to 851,227.47, 1,174,663.89 and 464,034.96

Step by Step Solution

1. Step 1: Write the proportion equation
   851,227.47 : 1,174,663.89 = 464,034.96 : x
2. Step 2: Convert to fraction form
   851,227.47/1,174,663.89 = 464,034.96/x
3. Step 3: Cross multiply
   851,227.47x = 1,174,663.89 × 464,034.96
4. Step 4: Simplify right side
   851,227.47x = 545,085,111,209.59
5. Step 5: Solve for x
   x = 545,085,111,209.59/851,227.47
6. Step 6: Final answer
   x = 640,351.88