Finding the Fourth Proportional to 1,573,521.72, 2,171,456.76 and 885,194.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,573,521.72 : 2,171,456.76 = 885,194.04 : x
2. Step 2: Convert to fraction form
   1,573,521.72/2,171,456.76 = 885,194.04/x
3. Step 3: Cross multiply
   1,573,521.72x = 2,171,456.76 × 885,194.04
4. Step 4: Simplify right side
   1,573,521.72x = 1,922,160,582,069.71
5. Step 5: Solve for x
   x = 1,922,160,582,069.71/1,573,521.72
6. Step 6: Final answer
   x = 1,221,565.97