Finding the Fourth Proportional to 31,317,997.50, 43,218,748.17 and 17,381,456.82

Step by Step Solution

1. Step 1: Write the proportion equation
   31,317,997.50 : 43,218,748.17 = 17,381,456.82 : x
2. Step 2: Convert to fraction form
   31,317,997.50/43,218,748.17 = 17,381,456.82/x
3. Step 3: Cross multiply
   31,317,997.50x = 43,218,748.17 × 17,381,456.82
4. Step 4: Simplify right side
   31,317,997.50x = 751,204,805,131,309.12
5. Step 5: Solve for x
   x = 751,204,805,131,309.12/31,317,997.50
6. Step 6: Final answer
   x = 23,986,361.36