Finding the Fourth Proportional to 710,055.06, 979,746.37 and 404,113.53

Step by Step Solution

1. Step 1: Write the proportion equation
   710,055.06 : 979,746.37 = 404,113.53 : x
2. Step 2: Convert to fraction form
   710,055.06/979,746.37 = 404,113.53/x
3. Step 3: Cross multiply
   710,055.06x = 979,746.37 × 404,113.53
4. Step 4: Simplify right side
   710,055.06x = 395,928,764,085.39
5. Step 5: Solve for x
   x = 395,928,764,085.39/710,055.06
6. Step 6: Final answer
   x = 557,602.90