Finding the Fourth Proportional to 1,643,034.02, 2,462,348.00 and 1,278,735.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,643,034.02 : 2,462,348.00 = 1,278,735.50 : x
2. Step 2: Convert to fraction form
   1,643,034.02/2,462,348.00 = 1,278,735.50/x
3. Step 3: Cross multiply
   1,643,034.02x = 2,462,348.00 × 1,278,735.50
4. Step 4: Simplify right side
   1,643,034.02x = 3,148,691,782,248.58
5. Step 5: Solve for x
   x = 3,148,691,782,248.58/1,643,034.02
6. Step 6: Final answer
   x = 1,916,388.67