Finding the Fourth Proportional to 1,021,112.48, 1,409,123.59 and 562,217.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,021,112.48 : 1,409,123.59 = 562,217.47 : x
2. Step 2: Convert to fraction form
   1,021,112.48/1,409,123.59 = 562,217.47/x
3. Step 3: Cross multiply
   1,021,112.48x = 1,409,123.59 × 562,217.47
4. Step 4: Simplify right side
   1,021,112.48x = 792,233,894,758.77
5. Step 5: Solve for x
   x = 792,233,894,758.77/1,021,112.48
6. Step 6: Final answer
   x = 775,853.70