Finding the Fourth Proportional to 2,142,151.06, 3,213,113.42 and 702,644.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,142,151.06 : 3,213,113.42 = 702,644.85 : x
2. Step 2: Convert to fraction form
   2,142,151.06/3,213,113.42 = 702,644.85/x
3. Step 3: Cross multiply
   2,142,151.06x = 3,213,113.42 × 702,644.85
4. Step 4: Simplify right side
   2,142,151.06x = 2,257,677,597,028.89
5. Step 5: Solve for x
   x = 2,257,677,597,028.89/2,142,151.06
6. Step 6: Final answer
   x = 1,053,930.15