Finding the Fourth Proportional to 23,101,196.52, 31,879,903.14 and 12,788,091.84

Step by Step Solution

1. Step 1: Write the proportion equation
   23,101,196.52 : 31,879,903.14 = 12,788,091.84 : x
2. Step 2: Convert to fraction form
   23,101,196.52/31,879,903.14 = 12,788,091.84/x
3. Step 3: Cross multiply
   23,101,196.52x = 31,879,903.14 × 12,788,091.84
4. Step 4: Simplify right side
   23,101,196.52x = 407,683,129,204,624.38
5. Step 5: Solve for x
   x = 407,683,129,204,624.38/23,101,196.52
6. Step 6: Final answer
   x = 17,647,706.21