Finding the Fourth Proportional to 783,801.50, 1,081,654.71 and 426,105.50

Step by Step Solution

1. Step 1: Write the proportion equation
   783,801.50 : 1,081,654.71 = 426,105.50 : x
2. Step 2: Convert to fraction form
   783,801.50/1,081,654.71 = 426,105.50/x
3. Step 3: Cross multiply
   783,801.50x = 1,081,654.71 × 426,105.50
4. Step 4: Simplify right side
   783,801.50x = 460,899,021,031.91
5. Step 5: Solve for x
   x = 460,899,021,031.91/783,801.50
6. Step 6: Final answer
   x = 588,030.29