Finding the Fourth Proportional to 12,807,801, 17,674,904.94 and 7,006,458.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,807,801 : 17,674,904.94 = 7,006,458.18 : x
2. Step 2: Convert to fraction form
   12,807,801/17,674,904.94 = 7,006,458.18/x
3. Step 3: Cross multiply
   12,807,801x = 17,674,904.94 × 7,006,458.18
4. Step 4: Simplify right side
   12,807,801x = 123,838,482,297,585.41
5. Step 5: Solve for x
   x = 123,838,482,297,585.41/12,807,801
6. Step 6: Final answer
   x = 9,668,988.63