Finding the Fourth Proportional to 1,004,118, 1,385,692.56 and 551,418.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,004,118 : 1,385,692.56 = 551,418.72 : x
2. Step 2: Convert to fraction form
   1,004,118/1,385,692.56 = 551,418.72/x
3. Step 3: Cross multiply
   1,004,118x = 1,385,692.56 × 551,418.72
4. Step 4: Simplify right side
   1,004,118x = 764,096,817,748.72
5. Step 5: Solve for x
   x = 764,096,817,748.72/1,004,118
6. Step 6: Final answer
   x = 760,963.17