Finding the Fourth Proportional to 1,510,231.69, 2,084,212.75 and 865,748.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,510,231.69 : 2,084,212.75 = 865,748.78 : x
2. Step 2: Convert to fraction form
   1,510,231.69/2,084,212.75 = 865,748.78/x
3. Step 3: Cross multiply
   1,510,231.69x = 2,084,212.75 × 865,748.78
4. Step 4: Simplify right side
   1,510,231.69x = 1,804,404,645,572.95
5. Step 5: Solve for x
   x = 1,804,404,645,572.95/1,510,231.69
6. Step 6: Final answer
   x = 1,194,786.64