Finding the Fourth Proportional to 2,115,340.82, 3,174,272.00 and 767,608.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,115,340.82 : 3,174,272.00 = 767,608.56 : x
2. Step 2: Convert to fraction form
   2,115,340.82/3,174,272.00 = 767,608.56/x
3. Step 3: Cross multiply
   2,115,340.82x = 3,174,272.00 × 767,608.56
4. Step 4: Simplify right side
   2,115,340.82x = 2,436,598,355,130.28
5. Step 5: Solve for x
   x = 2,436,598,355,130.28/2,115,340.82
6. Step 6: Final answer
   x = 1,151,870.35