Finding the Fourth Proportional to 23,060,813,996.82, 31,823,070,431.49 and 12,499,791,696.66

Step by Step Solution

1. Step 1: Write the proportion equation
   23,060,813,996.82 : 31,823,070,431.49 = 12,499,791,696.66 : x
2. Step 2: Convert to fraction form
   23,060,813,996.82/31,823,070,431.49 = 12,499,791,696.66/x
3. Step 3: Cross multiply
   23,060,813,996.82x = 31,823,070,431.49 × 12,499,791,696.66
4. Step 4: Simplify right side
   23,060,813,996.82x = 397,781,751,541,765,111,808
5. Step 5: Solve for x
   x = 397,781,751,541,765,111,808/23,060,813,996.82
6. Step 6: Final answer
   x = 17,249,250,247.48