Finding the Fourth Proportional to 21,854,415.82, 30,158,301.67 and 12,064,649.31

Step by Step Solution

1. Step 1: Write the proportion equation
   21,854,415.82 : 30,158,301.67 = 12,064,649.31 : x
2. Step 2: Convert to fraction form
   21,854,415.82/30,158,301.67 = 12,064,649.31/x
3. Step 3: Cross multiply
   21,854,415.82x = 30,158,301.67 × 12,064,649.31
4. Step 4: Simplify right side
   21,854,415.82x = 363,849,333,433,737.38
5. Step 5: Solve for x
   x = 363,849,333,433,737.38/21,854,415.82
6. Step 6: Final answer
   x = 16,648,778.74