Finding the Fourth Proportional to 1,941,636.10, 2,912,454.15 and 1,587,342.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,941,636.10 : 2,912,454.15 = 1,587,342.10 : x
2. Step 2: Convert to fraction form
   1,941,636.10/2,912,454.15 = 1,587,342.10/x
3. Step 3: Cross multiply
   1,941,636.10x = 2,912,454.15 × 1,587,342.10
4. Step 4: Simplify right side
   1,941,636.10x = 4,623,061,086,614.72
5. Step 5: Solve for x
   x = 4,623,061,086,614.72/1,941,636.10
6. Step 6: Final answer
   x = 2,381,013.15