Finding the Fourth Proportional to 12,091,401.63, 16,686,061.16 and 6,658,854.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,091,401.63 : 16,686,061.16 = 6,658,854.75 : x
2. Step 2: Convert to fraction form
   12,091,401.63/16,686,061.16 = 6,658,854.75/x
3. Step 3: Cross multiply
   12,091,401.63x = 16,686,061.16 × 6,658,854.75
4. Step 4: Simplify right side
   12,091,401.63x = 111,110,057,580,762.23
5. Step 5: Solve for x
   x = 111,110,057,580,762.23/12,091,401.63
6. Step 6: Final answer
   x = 9,189,179.30