Finding the Fourth Proportional to 9,426.98, 12,996.86 and 7,835.00

Step by Step Solution

1. Step 1: Write the proportion equation
   9,426.98 : 12,996.86 = 7,835.00 : x
2. Step 2: Convert to fraction form
   9,426.98/12,996.86 = 7,835.00/x
3. Step 3: Cross multiply
   9,426.98x = 12,996.86 × 7,835.00
4. Step 4: Simplify right side
   9,426.98x = 101,830,293.94
5. Step 5: Solve for x
   x = 101,830,293.94/9,426.98
6. Step 6: Final answer
   x = 10,802.00