Finding the Fourth Proportional to 1,361,357.80, 1,878,168.42 and 1,359,258.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,361,357.80 : 1,878,168.42 = 1,359,258.28 : x
2. Step 2: Convert to fraction form
   1,361,357.80/1,878,168.42 = 1,359,258.28/x
3. Step 3: Cross multiply
   1,361,357.80x = 1,878,168.42 × 1,359,258.28
4. Step 4: Simplify right side
   1,361,357.80x = 2,552,915,976,119.52
5. Step 5: Solve for x
   x = 2,552,915,976,119.52/1,361,357.80
6. Step 6: Final answer
   x = 1,875,271.86