Finding the Fourth Proportional to 1,490,424.72, 2,056,780.24 and 836,960.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,490,424.72 : 2,056,780.24 = 836,960.04 : x
2. Step 2: Convert to fraction form
   1,490,424.72/2,056,780.24 = 836,960.04/x
3. Step 3: Cross multiply
   1,490,424.72x = 2,056,780.24 × 836,960.04
4. Step 4: Simplify right side
   1,490,424.72x = 1,721,442,871,941.61
5. Step 5: Solve for x
   x = 1,721,442,871,941.61/1,490,424.72
6. Step 6: Final answer
   x = 1,155,001.56