Finding the Fourth Proportional to 2,329,618.89, 3,215,006.38 and 1,399,611.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,329,618.89 : 3,215,006.38 = 1,399,611.11 : x
2. Step 2: Convert to fraction form
   2,329,618.89/3,215,006.38 = 1,399,611.11/x
3. Step 3: Cross multiply
   2,329,618.89x = 3,215,006.38 × 1,399,611.11
4. Step 4: Simplify right side
   2,329,618.89x = 4,499,758,648,168.88
5. Step 5: Solve for x
   x = 4,499,758,648,168.88/2,329,618.89
6. Step 6: Final answer
   x = 1,931,542.82