Finding the Fourth Proportional to 1,919,111.27, 2,879,663.20 and 782,707.19

Step by Step Solution

1. Step 1: Write the proportion equation
   1,919,111.27 : 2,879,663.20 = 782,707.19 : x
2. Step 2: Convert to fraction form
   1,919,111.27/2,879,663.20 = 782,707.19/x
3. Step 3: Cross multiply
   1,919,111.27x = 2,879,663.20 × 782,707.19
4. Step 4: Simplify right side
   1,919,111.27x = 2,253,933,075,063.32
5. Step 5: Solve for x
   x = 2,253,933,075,063.32/1,919,111.27
6. Step 6: Final answer
   x = 1,174,467.12