Finding the Fourth Proportional to 23,017,948,504.32, 31,764,756,168.72 and 12,993,529,923.84

Step by Step Solution

1. Step 1: Write the proportion equation
   23,017,948,504.32 : 31,764,756,168.72 = 12,993,529,923.84 : x
2. Step 2: Convert to fraction form
   23,017,948,504.32/31,764,756,168.72 = 12,993,529,923.84/x
3. Step 3: Cross multiply
   23,017,948,504.32x = 31,764,756,168.72 × 12,993,529,923.84
4. Step 4: Simplify right side
   23,017,948,504.32x = 412,736,309,801,744,596,992
5. Step 5: Solve for x
   x = 412,736,309,801,744,596,992/23,017,948,504.32
6. Step 6: Final answer
   x = 17,931,064,087.85