Finding the Fourth Proportional to 23,101,960.52, 31,880,957.46 and 12,788,855.84

Step by Step Solution

1. Step 1: Write the proportion equation
   23,101,960.52 : 31,880,957.46 = 12,788,855.84 : x
2. Step 2: Convert to fraction form
   23,101,960.52/31,880,957.46 = 12,788,855.84/x
3. Step 3: Cross multiply
   23,101,960.52x = 31,880,957.46 × 12,788,855.84
4. Step 4: Simplify right side
   23,101,960.52x = 407,720,968,997,112.56
5. Step 5: Solve for x
   x = 407,720,968,997,112.56/23,101,960.52
6. Step 6: Final answer
   x = 17,648,760.53