Finding the Fourth Proportional to 1,055,852.27, 1,458,278.99 and 715,730.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,055,852.27 : 1,458,278.99 = 715,730.03 : x
2. Step 2: Convert to fraction form
   1,055,852.27/1,458,278.99 = 715,730.03/x
3. Step 3: Cross multiply
   1,055,852.27x = 1,458,278.99 × 715,730.03
4. Step 4: Simplify right side
   1,055,852.27x = 1,043,734,061,682.42
5. Step 5: Solve for x
   x = 1,043,734,061,682.42/1,055,852.27
6. Step 6: Final answer
   x = 988,522.82