Finding the Fourth Proportional to 894,566.89, 1,342,141.94 and 421,300.09

Step by Step Solution

1. Step 1: Write the proportion equation
   894,566.89 : 1,342,141.94 = 421,300.09 : x
2. Step 2: Convert to fraction form
   894,566.89/1,342,141.94 = 421,300.09/x
3. Step 3: Cross multiply
   894,566.89x = 1,342,141.94 × 421,300.09
4. Step 4: Simplify right side
   894,566.89x = 565,444,520,114.78
5. Step 5: Solve for x
   x = 565,444,520,114.78/894,566.89
6. Step 6: Final answer
   x = 632,087.47