Finding the Fourth Proportional to 21,854,415.45, 30,158,301.15 and 12,064,648.93

Step by Step Solution

1. Step 1: Write the proportion equation
   21,854,415.45 : 30,158,301.15 = 12,064,648.93 : x
2. Step 2: Convert to fraction form
   21,854,415.45/30,158,301.15 = 12,064,648.93/x
3. Step 3: Cross multiply
   21,854,415.45x = 30,158,301.15 × 12,064,648.93
4. Step 4: Simplify right side
   21,854,415.45x = 363,849,315,699,965.25
5. Step 5: Solve for x
   x = 363,849,315,699,965.25/21,854,415.45
6. Step 6: Final answer
   x = 16,648,778.21