Finding the Fourth Proportional to 1,436,796.15, 2,152,755.35 and 866,979.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,436,796.15 : 2,152,755.35 = 866,979.98 : x
2. Step 2: Convert to fraction form
   1,436,796.15/2,152,755.35 = 866,979.98/x
3. Step 3: Cross multiply
   1,436,796.15x = 2,152,755.35 × 866,979.98
4. Step 4: Simplify right side
   1,436,796.15x = 1,866,395,790,287.89
5. Step 5: Solve for x
   x = 1,866,395,790,287.89/1,436,796.15
6. Step 6: Final answer
   x = 1,298,998.32