Finding the Fourth Proportional to 1,361,936.51, 1,879,333.31 and 838,564.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,361,936.51 : 1,879,333.31 = 838,564.01 : x
2. Step 2: Convert to fraction form
   1,361,936.51/1,879,333.31 = 838,564.01/x
3. Step 3: Cross multiply
   1,361,936.51x = 1,879,333.31 × 838,564.01
4. Step 4: Simplify right side
   1,361,936.51x = 1,575,941,262,970.69
5. Step 5: Solve for x
   x = 1,575,941,262,970.69/1,361,936.51
6. Step 6: Final answer
   x = 1,157,132.70