Finding the Fourth Proportional to 1,487,671, 2,052,978.30 and 808,611.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,487,671 : 2,052,978.30 = 808,611.16 : x
2. Step 2: Convert to fraction form
   1,487,671/2,052,978.30 = 808,611.16/x
3. Step 3: Cross multiply
   1,487,671x = 2,052,978.30 × 808,611.16
4. Step 4: Simplify right side
   1,487,671x = 1,660,061,164,617.83
5. Step 5: Solve for x
   x = 1,660,061,164,617.83/1,487,671
6. Step 6: Final answer
   x = 1,115,879.23