Finding the Fourth Proportional to 1,559,949.57, 2,152,744.65 and 915,380.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559,949.57 : 2,152,744.65 = 915,380.52 : x
2. Step 2: Convert to fraction form
   1,559,949.57/2,152,744.65 = 915,380.52/x
3. Step 3: Cross multiply
   1,559,949.57x = 2,152,744.65 × 915,380.52
4. Step 4: Simplify right side
   1,559,949.57x = 1,970,580,517,144.22
5. Step 5: Solve for x
   x = 1,970,580,517,144.22/1,559,949.57
6. Step 6: Final answer
   x = 1,263,233.48