Finding the Fourth Proportional to 1,985,144.84, 2,976,410.52 and 1,309,165.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,985,144.84 : 2,976,410.52 = 1,309,165.01 : x
2. Step 2: Convert to fraction form
   1,985,144.84/2,976,410.52 = 1,309,165.01/x
3. Step 3: Cross multiply
   1,985,144.84x = 2,976,410.52 × 1,309,165.01
4. Step 4: Simplify right side
   1,985,144.84x = 3,896,612,508,179.91
5. Step 5: Solve for x
   x = 3,896,612,508,179.91/1,985,144.84
6. Step 6: Final answer
   x = 1,962,885.74