Finding the Fourth Proportional to 3,065,118.72, 4,230,196.05 and 1,688,603.58

Step by Step Solution

1. Step 1: Write the proportion equation
   3,065,118.72 : 4,230,196.05 = 1,688,603.58 : x
2. Step 2: Convert to fraction form
   3,065,118.72/4,230,196.05 = 1,688,603.58/x
3. Step 3: Cross multiply
   3,065,118.72x = 4,230,196.05 × 1,688,603.58
4. Step 4: Simplify right side
   3,065,118.72x = 7,143,124,194,131.86
5. Step 5: Solve for x
   x = 7,143,124,194,131.86/3,065,118.72
6. Step 6: Final answer
   x = 2,330,455.96