Finding the Fourth Proportional to 12,064,436.79, 18,096,781.29 and 4,779,669.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,064,436.79 : 18,096,781.29 = 4,779,669.30 : x
2. Step 2: Convert to fraction form
   12,064,436.79/18,096,781.29 = 4,779,669.30/x
3. Step 3: Cross multiply
   12,064,436.79x = 18,096,781.29 × 4,779,669.30
4. Step 4: Simplify right side
   12,064,436.79x = 86,496,629,960,627.39
5. Step 5: Solve for x
   x = 86,496,629,960,627.39/12,064,436.79
6. Step 6: Final answer
   x = 7,169,553.91