Finding the Fourth Proportional to 12,090,552.09, 16,656,581.93 and 8,413,144.53

Step by Step Solution

1. Step 1: Write the proportion equation
   12,090,552.09 : 16,656,581.93 = 8,413,144.53 : x
2. Step 2: Convert to fraction form
   12,090,552.09/16,656,581.93 = 8,413,144.53/x
3. Step 3: Cross multiply
   12,090,552.09x = 16,656,581.93 × 8,413,144.53
4. Step 4: Simplify right side
   12,090,552.09x = 140,134,231,110,810.61
5. Step 5: Solve for x
   x = 140,134,231,110,810.61/12,090,552.09
6. Step 6: Final answer
   x = 11,590,391.41