Finding the Fourth Proportional to 17,153,942.47, 23,672,440.72 and 9,418,984.83

Step by Step Solution

1. Step 1: Write the proportion equation
   17,153,942.47 : 23,672,440.72 = 9,418,984.83 : x
2. Step 2: Convert to fraction form
   17,153,942.47/23,672,440.72 = 9,418,984.83/x
3. Step 3: Cross multiply
   17,153,942.47x = 23,672,440.72 × 9,418,984.83
4. Step 4: Simplify right side
   17,153,942.47x = 222,970,360,042,528.03
5. Step 5: Solve for x
   x = 222,970,360,042,528.03/17,153,942.47
6. Step 6: Final answer
   x = 12,998,199.13