Finding the Fourth Proportional to 907,061.34, 1,360,788.84 and 275,958.75

Step by Step Solution

1. Step 1: Write the proportion equation
   907,061.34 : 1,360,788.84 = 275,958.75 : x
2. Step 2: Convert to fraction form
   907,061.34/1,360,788.84 = 275,958.75/x
3. Step 3: Cross multiply
   907,061.34x = 1,360,788.84 × 275,958.75
4. Step 4: Simplify right side
   907,061.34x = 375,521,587,300.35
5. Step 5: Solve for x
   x = 375,521,587,300.35/907,061.34
6. Step 6: Final answer
   x = 413,998.01