Finding the Fourth Proportional to 12,476,598.10, 17,305,790.72 and 12,144,779.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,476,598.10 : 17,305,790.72 = 12,144,779.62 : x
2. Step 2: Convert to fraction form
   12,476,598.10/17,305,790.72 = 12,144,779.62/x
3. Step 3: Cross multiply
   12,476,598.10x = 17,305,790.72 × 12,144,779.62
4. Step 4: Simplify right side
   12,476,598.10x = 210,175,014,444,241.09
5. Step 5: Solve for x
   x = 210,175,014,444,241.09/12,476,598.10
6. Step 6: Final answer
   x = 16,845,538.56