Finding the Fourth Proportional to 2,108,810.10, 3,163,215.15 and 971,570.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108,810.10 : 3,163,215.15 = 971,570.10 : x
2. Step 2: Convert to fraction form
   2,108,810.10/3,163,215.15 = 971,570.10/x
3. Step 3: Cross multiply
   2,108,810.10x = 3,163,215.15 × 971,570.10
4. Step 4: Simplify right side
   2,108,810.10x = 3,073,285,259,607.01
5. Step 5: Solve for x
   x = 3,073,285,259,607.01/2,108,810.10
6. Step 6: Final answer
   x = 1,457,355.15