Finding the Fourth Proportional to 2,171,980.76, 2,986,704.62 and 1,885,002.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,171,980.76 : 2,986,704.62 = 1,885,002.62 : x
2. Step 2: Convert to fraction form
   2,171,980.76/2,986,704.62 = 1,885,002.62/x
3. Step 3: Cross multiply
   2,171,980.76x = 2,986,704.62 × 1,885,002.62
4. Step 4: Simplify right side
   2,171,980.76x = 5,629,946,033,866.11
5. Step 5: Solve for x
   x = 5,629,946,033,866.11/2,171,980.76
6. Step 6: Final answer
   x = 2,592,079.15