Finding the Fourth Proportional to 2,543,200.11, 3,509,605.80 and 1,455,466.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543,200.11 : 3,509,605.80 = 1,455,466.50 : x
2. Step 2: Convert to fraction form
   2,543,200.11/3,509,605.80 = 1,455,466.50/x
3. Step 3: Cross multiply
   2,543,200.11x = 3,509,605.80 × 1,455,466.50
4. Step 4: Simplify right side
   2,543,200.11x = 5,108,113,670,105.70
5. Step 5: Solve for x
   x = 5,108,113,670,105.70/2,543,200.11
6. Step 6: Final answer
   x = 2,008,537.85