Finding the Fourth Proportional to 2,653,970.06, 3,980,957.83 and 659,426.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,653,970.06 : 3,980,957.83 = 659,426.06 : x
2. Step 2: Convert to fraction form
   2,653,970.06/3,980,957.83 = 659,426.06/x
3. Step 3: Cross multiply
   2,653,970.06x = 3,980,957.83 × 659,426.06
4. Step 4: Simplify right side
   2,653,970.06x = 2,625,147,345,166.88
5. Step 5: Solve for x
   x = 2,625,147,345,166.88/2,653,970.06
6. Step 6: Final answer
   x = 989,139.77