Finding the Fourth Proportional to 976,554.50, 1,464,820.86 and 345,320.72

Step by Step Solution

1. Step 1: Write the proportion equation
   976,554.50 : 1,464,820.86 = 345,320.72 : x
2. Step 2: Convert to fraction form
   976,554.50/1,464,820.86 = 345,320.72/x
3. Step 3: Cross multiply
   976,554.50x = 1,464,820.86 × 345,320.72
4. Step 4: Simplify right side
   976,554.50x = 505,832,994,046.22
5. Step 5: Solve for x
   x = 505,832,994,046.22/976,554.50
6. Step 6: Final answer
   x = 517,977.23