Finding the Fourth Proportional to 1,726,123.18, 2,589,090.83 and 528,045.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,726,123.18 : 2,589,090.83 = 528,045.49 : x
2. Step 2: Convert to fraction form
   1,726,123.18/2,589,090.83 = 528,045.49/x
3. Step 3: Cross multiply
   1,726,123.18x = 2,589,090.83 × 528,045.49
4. Step 4: Simplify right side
   1,726,123.18x = 1,367,157,735,981.86
5. Step 5: Solve for x
   x = 1,367,157,735,981.86/1,726,123.18
6. Step 6: Final answer
   x = 792,039.50