Finding the Fourth Proportional to 12,611,886.41, 17,404,323.96 and 7,107,029.54

Step by Step Solution

1. Step 1: Write the proportion equation
   12,611,886.41 : 17,404,323.96 = 7,107,029.54 : x
2. Step 2: Convert to fraction form
   12,611,886.41/17,404,323.96 = 7,107,029.54/x
3. Step 3: Cross multiply
   12,611,886.41x = 17,404,323.96 × 7,107,029.54
4. Step 4: Simplify right side
   12,611,886.41x = 123,693,044,507,449.78
5. Step 5: Solve for x
   x = 123,693,044,507,449.78/12,611,886.41
6. Step 6: Final answer
   x = 9,807,656.09