Finding the Fourth Proportional to 1,635,454.32, 2,256,909.72 and 910,290.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,635,454.32 : 2,256,909.72 = 910,290.48 : x
2. Step 2: Convert to fraction form
   1,635,454.32/2,256,909.72 = 910,290.48/x
3. Step 3: Cross multiply
   1,635,454.32x = 2,256,909.72 × 910,290.48
4. Step 4: Simplify right side
   1,635,454.32x = 2,054,443,432,335.47
5. Step 5: Solve for x
   x = 2,054,443,432,335.47/1,635,454.32
6. Step 6: Final answer
   x = 1,256,191.27