Finding the Fourth Proportional to 2,531,969.48, 3,798,123.21 and 890,449.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531,969.48 : 3,798,123.21 = 890,449.72 : x
2. Step 2: Convert to fraction form
   2,531,969.48/3,798,123.21 = 890,449.72/x
3. Step 3: Cross multiply
   2,531,969.48x = 3,798,123.21 × 890,449.72
4. Step 4: Simplify right side
   2,531,969.48x = 3,382,037,748,870.00
5. Step 5: Solve for x
   x = 3,382,037,748,870.00/2,531,969.48
6. Step 6: Final answer
   x = 1,335,734.01