Finding the Fourth Proportional to 939,801.69, 1,296,927.59 and 510,081.71

Step by Step Solution

1. Step 1: Write the proportion equation
   939,801.69 : 1,296,927.59 = 510,081.71 : x
2. Step 2: Convert to fraction form
   939,801.69/1,296,927.59 = 510,081.71/x
3. Step 3: Cross multiply
   939,801.69x = 1,296,927.59 × 510,081.71
4. Step 4: Simplify right side
   939,801.69x = 661,539,033,818.33
5. Step 5: Solve for x
   x = 661,539,033,818.33/939,801.69
6. Step 6: Final answer
   x = 703,913.43