Finding the Fourth Proportional to 1,521,003.33, 2,281,810.67 and 561,464.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,521,003.33 : 2,281,810.67 = 561,464.94 : x
2. Step 2: Convert to fraction form
   1,521,003.33/2,281,810.67 = 561,464.94/x
3. Step 3: Cross multiply
   1,521,003.33x = 2,281,810.67 × 561,464.94
4. Step 4: Simplify right side
   1,521,003.33x = 1,281,156,688,115.59
5. Step 5: Solve for x
   x = 1,281,156,688,115.59/1,521,003.33
6. Step 6: Final answer
   x = 842,310.25