Finding the Fourth Proportional to 9,226,426.39, 12,732,855.23 and 5,306,185.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,226,426.39 : 12,732,855.23 = 5,306,185.57 : x
2. Step 2: Convert to fraction form
   9,226,426.39/12,732,855.23 = 5,306,185.57/x
3. Step 3: Cross multiply
   9,226,426.39x = 12,732,855.23 × 5,306,185.57
4. Step 4: Simplify right side
   9,226,426.39x = 67,562,892,596,129.83
5. Step 5: Solve for x
   x = 67,562,892,596,129.83/9,226,426.39
6. Step 6: Final answer
   x = 7,322,758.54