Finding the Fourth Proportional to 761,622.34, 1,051,038.83 and 422,112.46

Step by Step Solution

1. Step 1: Write the proportion equation
   761,622.34 : 1,051,038.83 = 422,112.46 : x
2. Step 2: Convert to fraction form
   761,622.34/1,051,038.83 = 422,112.46/x
3. Step 3: Cross multiply
   761,622.34x = 1,051,038.83 × 422,112.46
4. Step 4: Simplify right side
   761,622.34x = 443,656,586,086.82
5. Step 5: Solve for x
   x = 443,656,586,086.82/761,622.34
6. Step 6: Final answer
   x = 582,515.20