Finding the Fourth Proportional to 912,379.90, 1,259,061.82 and 504,470.92

Step by Step Solution

1. Step 1: Write the proportion equation
   912,379.90 : 1,259,061.82 = 504,470.92 : x
2. Step 2: Convert to fraction form
   912,379.90/1,259,061.82 = 504,470.92/x
3. Step 3: Cross multiply
   912,379.90x = 1,259,061.82 × 504,470.92
4. Step 4: Simplify right side
   912,379.90x = 635,160,074,672.27
5. Step 5: Solve for x
   x = 635,160,074,672.27/912,379.90
6. Step 6: Final answer
   x = 696,157.46