Finding the Fourth Proportional to 1,172,994.78, 1,759,594.72 and 331,546.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,172,994.78 : 1,759,594.72 = 331,546.52 : x
2. Step 2: Convert to fraction form
   1,172,994.78/1,759,594.72 = 331,546.52/x
3. Step 3: Cross multiply
   1,172,994.78x = 1,759,594.72 × 331,546.52
4. Step 4: Simplify right side
   1,172,994.78x = 583,387,506,026.37
5. Step 5: Solve for x
   x = 583,387,506,026.37/1,172,994.78
6. Step 6: Final answer
   x = 497,348.77