Finding the Fourth Proportional to 12,809,417.53, 17,677,251.40 and 7,008,323.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,809,417.53 : 17,677,251.40 = 7,008,323.83 : x
2. Step 2: Convert to fraction form
   12,809,417.53/17,677,251.40 = 7,008,323.83/x
3. Step 3: Cross multiply
   12,809,417.53x = 17,677,251.40 × 7,008,323.83
4. Step 4: Simplify right side
   12,809,417.53x = 123,887,902,235,520.86
5. Step 5: Solve for x
   x = 123,887,902,235,520.86/12,809,417.53
6. Step 6: Final answer
   x = 9,671,626.52