Finding the Fourth Proportional to 842,346, 1,161,768.72 and 636,301.92

Step by Step Solution

1. Step 1: Write the proportion equation
   842,346 : 1,161,768.72 = 636,301.92 : x
2. Step 2: Convert to fraction form
   842,346/1,161,768.72 = 636,301.92/x
3. Step 3: Cross multiply
   842,346x = 1,161,768.72 × 636,301.92
4. Step 4: Simplify right side
   842,346x = 739,235,667,131.94
5. Step 5: Solve for x
   x = 739,235,667,131.94/842,346
6. Step 6: Final answer
   x = 877,591.47