Finding the Fourth Proportional to 1,559,923.89, 2,152,497.06 and 915,108.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559,923.89 : 2,152,497.06 = 915,108.81 : x
2. Step 2: Convert to fraction form
   1,559,923.89/2,152,497.06 = 915,108.81/x
3. Step 3: Cross multiply
   1,559,923.89x = 2,152,497.06 × 915,108.81
4. Step 4: Simplify right side
   1,559,923.89x = 1,969,769,023,105.10
5. Step 5: Solve for x
   x = 1,969,769,023,105.10/1,559,923.89
6. Step 6: Final answer
   x = 1,262,734.06