Finding the Fourth Proportional to 2,531,421.72, 3,493,371.16 and 1,369,867.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531,421.72 : 3,493,371.16 = 1,369,867.88 : x
2. Step 2: Convert to fraction form
   2,531,421.72/3,493,371.16 = 1,369,867.88/x
3. Step 3: Cross multiply
   2,531,421.72x = 3,493,371.16 × 1,369,867.88
4. Step 4: Simplify right side
   2,531,421.72x = 4,785,456,945,002.34
5. Step 5: Solve for x
   x = 4,785,456,945,002.34/2,531,421.72
6. Step 6: Final answer
   x = 1,890,422.65