Finding the Fourth Proportional to 2,152,181.67, 2,970,144.95 and 1,185,311.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,152,181.67 : 2,970,144.95 = 1,185,311.67 : x
2. Step 2: Convert to fraction form
   2,152,181.67/2,970,144.95 = 1,185,311.67/x
3. Step 3: Cross multiply
   2,152,181.67x = 2,970,144.95 × 1,185,311.67
4. Step 4: Simplify right side
   2,152,181.67x = 3,520,547,470,826.57
5. Step 5: Solve for x
   x = 3,520,547,470,826.57/2,152,181.67
6. Step 6: Final answer
   x = 1,635,804.04