Finding the Fourth Proportional to 526,796.82, 789,875.24 and 206,565.05

Step by Step Solution

1. Step 1: Write the proportion equation
   526,796.82 : 789,875.24 = 206,565.05 : x
2. Step 2: Convert to fraction form
   526,796.82/789,875.24 = 206,565.05/x
3. Step 3: Cross multiply
   526,796.82x = 789,875.24 × 206,565.05
4. Step 4: Simplify right side
   526,796.82x = 163,160,613,462.16
5. Step 5: Solve for x
   x = 163,160,613,462.16/526,796.82
6. Step 6: Final answer
   x = 309,722.09