Finding the Fourth Proportional to 1,633,499.64, 2,254,284.28 and 898,485.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,633,499.64 : 2,254,284.28 = 898,485.01 : x
2. Step 2: Convert to fraction form
   1,633,499.64/2,254,284.28 = 898,485.01/x
3. Step 3: Cross multiply
   1,633,499.64x = 2,254,284.28 × 898,485.01
4. Step 4: Simplify right side
   1,633,499.64x = 2,025,440,625,976.72
5. Step 5: Solve for x
   x = 2,025,440,625,976.72/1,633,499.64
6. Step 6: Final answer
   x = 1,239,939.44