Finding the Fourth Proportional to 912,426.93, 1,259,081.82 and 504,534.15

Step by Step Solution

1. Step 1: Write the proportion equation
   912,426.93 : 1,259,081.82 = 504,534.15 : x
2. Step 2: Convert to fraction form
   912,426.93/1,259,081.82 = 504,534.15/x
3. Step 3: Cross multiply
   912,426.93x = 1,259,081.82 × 504,534.15
4. Step 4: Simplify right side
   912,426.93x = 635,249,775,834.15
5. Step 5: Solve for x
   x = 635,249,775,834.15/912,426.93
6. Step 6: Final answer
   x = 696,219.89