Finding the Fourth Proportional to 1,923,638.38, 2,654,390.18 and 1,108,108.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,923,638.38 : 2,654,390.18 = 1,108,108.78 : x
2. Step 2: Convert to fraction form
   1,923,638.38/2,654,390.18 = 1,108,108.78/x
3. Step 3: Cross multiply
   1,923,638.38x = 2,654,390.18 × 1,108,108.78
4. Step 4: Simplify right side
   1,923,638.38x = 2,941,353,064,003.78
5. Step 5: Solve for x
   x = 2,941,353,064,003.78/1,923,638.38
6. Step 6: Final answer
   x = 1,529,057.17