Finding the Fourth Proportional to 12,132,523,109.20, 17,008,464,710 and 12,132,523,109.20

Step by Step Solution

1. Step 1: Write the proportion equation
   12,132,523,109.20 : 17,008,464,710 = 12,132,523,109.20 : x
2. Step 2: Convert to fraction form
   12,132,523,109.20/17,008,464,710 = 12,132,523,109.20/x
3. Step 3: Cross multiply
   12,132,523,109.20x = 17,008,464,710 × 12,132,523,109.20
4. Step 4: Simplify right side
   12,132,523,109.20x = 206,355,591,146,087,677,952
5. Step 5: Solve for x
   x = 206,355,591,146,087,677,952/12,132,523,109.20
6. Step 6: Final answer
   x = 17,008,464,710