Finding the Fourth Proportional to 1,184,011.52, 1,633,902.72 and 647,456

Step by Step Solution

1. Step 1: Write the proportion equation
   1,184,011.52 : 1,633,902.72 = 647,456 : x
2. Step 2: Convert to fraction form
   1,184,011.52/1,633,902.72 = 647,456/x
3. Step 3: Cross multiply
   1,184,011.52x = 1,633,902.72 × 647,456
4. Step 4: Simplify right side
   1,184,011.52x = 1,057,880,119,480.32
5. Step 5: Solve for x
   x = 1,057,880,119,480.32/1,184,011.52
6. Step 6: Final answer
   x = 893,471.14