Finding the Fourth Proportional to 1,726,123.30, 2,589,379.35 and 528,036.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,726,123.30 : 2,589,379.35 = 528,036.10 : x
2. Step 2: Convert to fraction form
   1,726,123.30/2,589,379.35 = 528,036.10/x
3. Step 3: Cross multiply
   1,726,123.30x = 2,589,379.35 × 528,036.10
4. Step 4: Simplify right side
   1,726,123.30x = 1,367,285,773,394.53
5. Step 5: Solve for x
   x = 1,367,285,773,394.53/1,726,123.30
6. Step 6: Final answer
   x = 792,113.62