Finding the Fourth Proportional to 2,607,496.82, 3,911,805.82 and 878,538.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,607,496.82 : 3,911,805.82 = 878,538.48 : x
2. Step 2: Convert to fraction form
   2,607,496.82/3,911,805.82 = 878,538.48/x
3. Step 3: Cross multiply
   2,607,496.82x = 3,911,805.82 × 878,538.48
4. Step 4: Simplify right side
   2,607,496.82x = 3,436,671,935,353.32
5. Step 5: Solve for x
   x = 3,436,671,935,353.32/2,607,496.82
6. Step 6: Final answer
   x = 1,317,996.60