Finding the Fourth Proportional to 1,599,641.76, 2,398,978.16 and 841,074.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,599,641.76 : 2,398,978.16 = 841,074.56 : x
2. Step 2: Convert to fraction form
   1,599,641.76/2,398,978.16 = 841,074.56/x
3. Step 3: Cross multiply
   1,599,641.76x = 2,398,978.16 × 841,074.56
4. Step 4: Simplify right side
   1,599,641.76x = 2,017,719,500,371.61
5. Step 5: Solve for x
   x = 2,017,719,500,371.61/1,599,641.76
6. Step 6: Final answer
   x = 1,261,357.11