Finding the Fourth Proportional to 2,111,866.35, 2,914,156.87 and 1,296,104.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,866.35 : 2,914,156.87 = 1,296,104.41 : x
2. Step 2: Convert to fraction form
   2,111,866.35/2,914,156.87 = 1,296,104.41/x
3. Step 3: Cross multiply
   2,111,866.35x = 2,914,156.87 × 1,296,104.41
4. Step 4: Simplify right side
   2,111,866.35x = 3,777,051,570,638.80
5. Step 5: Solve for x
   x = 3,777,051,570,638.80/2,111,866.35
6. Step 6: Final answer
   x = 1,788,489.87