Finding the Fourth Proportional to 1,635,468.57, 2,256,946.40 and 910,300.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,635,468.57 : 2,256,946.40 = 910,300.61 : x
2. Step 2: Convert to fraction form
   1,635,468.57/2,256,946.40 = 910,300.61/x
3. Step 3: Cross multiply
   1,635,468.57x = 2,256,946.40 × 910,300.61
4. Step 4: Simplify right side
   1,635,468.57x = 2,054,499,692,575.42
5. Step 5: Solve for x
   x = 2,054,499,692,575.42/1,635,468.57
6. Step 6: Final answer
   x = 1,256,214.72