Finding the Fourth Proportional to 31,567,400.72, 43,550,968.81 and 19,172,818.79

Step by Step Solution

1. Step 1: Write the proportion equation
   31,567,400.72 : 43,550,968.81 = 19,172,818.79 : x
2. Step 2: Convert to fraction form
   31,567,400.72/43,550,968.81 = 19,172,818.79/x
3. Step 3: Cross multiply
   31,567,400.72x = 43,550,968.81 × 19,172,818.79
4. Step 4: Simplify right side
   31,567,400.72x = 834,994,833,123,072
5. Step 5: Solve for x
   x = 834,994,833,123,072/31,567,400.72
6. Step 6: Final answer
   x = 26,451,174.76