Finding the Fourth Proportional to 1,010,141.42, 1,394,024.52 and 551,285.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010,141.42 : 1,394,024.52 = 551,285.50 : x
2. Step 2: Convert to fraction form
   1,010,141.42/1,394,024.52 = 551,285.50/x
3. Step 3: Cross multiply
   1,010,141.42x = 1,394,024.52 × 551,285.50
4. Step 4: Simplify right side
   1,010,141.42x = 768,505,503,102.72
5. Step 5: Solve for x
   x = 768,505,503,102.72/1,010,141.42
6. Step 6: Final answer
   x = 760,790.01