Finding the Fourth Proportional to 31,470,118.67, 43,114,216.43 and 30,290,627.25

Step by Step Solution

1. Step 1: Write the proportion equation
   31,470,118.67 : 43,114,216.43 = 30,290,627.25 : x
2. Step 2: Convert to fraction form
   31,470,118.67/43,114,216.43 = 30,290,627.25/x
3. Step 3: Cross multiply
   31,470,118.67x = 43,114,216.43 × 30,290,627.25
4. Step 4: Simplify right side
   31,470,118.67x = 1,305,956,659,132,682.25
5. Step 5: Solve for x
   x = 1,305,956,659,132,682.25/31,470,118.67
6. Step 6: Final answer
   x = 41,498,307.42