Finding the Fourth Proportional to 21,854,411.82, 30,158,296.16 and 12,064,645.31

Step by Step Solution

1. Step 1: Write the proportion equation
   21,854,411.82 : 30,158,296.16 = 12,064,645.31 : x
2. Step 2: Convert to fraction form
   21,854,411.82/30,158,296.16 = 12,064,645.31/x
3. Step 3: Cross multiply
   21,854,411.82x = 30,158,296.16 × 12,064,645.31
4. Step 4: Simplify right side
   21,854,411.82x = 363,849,146,113,220.31
5. Step 5: Solve for x
   x = 363,849,146,113,220.31/21,854,411.82
6. Step 6: Final answer
   x = 16,648,773.21