Finding the Fourth Proportional to 2,788,209.03, 4,181,981.31 and 766,658.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,788,209.03 : 4,181,981.31 = 766,658.37 : x
2. Step 2: Convert to fraction form
   2,788,209.03/4,181,981.31 = 766,658.37/x
3. Step 3: Cross multiply
   2,788,209.03x = 4,181,981.31 × 766,658.37
4. Step 4: Simplify right side
   2,788,209.03x = 3,206,150,974,495.07
5. Step 5: Solve for x
   x = 3,206,150,974,495.07/2,788,209.03
6. Step 6: Final answer
   x = 1,149,896.20