Finding the Fourth Proportional to 12,667,100.61, 17,482,466.61 and 8,021,309.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,667,100.61 : 17,482,466.61 = 8,021,309.82 : x
2. Step 2: Convert to fraction form
   12,667,100.61/17,482,466.61 = 8,021,309.82/x
3. Step 3: Cross multiply
   12,667,100.61x = 17,482,466.61 × 8,021,309.82
4. Step 4: Simplify right side
   12,667,100.61x = 140,232,281,096,615.11
5. Step 5: Solve for x
   x = 140,232,281,096,615.11/12,667,100.61
6. Step 6: Final answer
   x = 11,070,590.30