Finding the Fourth Proportional to 2,391,100.90, 3,299,676.32 and 1,303,381.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,391,100.90 : 3,299,676.32 = 1,303,381.78 : x
2. Step 2: Convert to fraction form
   2,391,100.90/3,299,676.32 = 1,303,381.78/x
3. Step 3: Cross multiply
   2,391,100.90x = 3,299,676.32 × 1,303,381.78
4. Step 4: Simplify right side
   2,391,100.90x = 4,300,737,995,385.45
5. Step 5: Solve for x
   x = 4,300,737,995,385.45/2,391,100.90
6. Step 6: Final answer
   x = 1,798,643.46