Finding the Fourth Proportional to 31,133,485.90, 42,964,293.90 and 17,382,942.10

Step by Step Solution

1. Step 1: Write the proportion equation
   31,133,485.90 : 42,964,293.90 = 17,382,942.10 : x
2. Step 2: Convert to fraction form
   31,133,485.90/42,964,293.90 = 17,382,942.10/x
3. Step 3: Cross multiply
   31,133,485.90x = 42,964,293.90 × 17,382,942.10
4. Step 4: Simplify right side
   31,133,485.90x = 746,845,833,231,083.25
5. Step 5: Solve for x
   x = 746,845,833,231,083.25/31,133,485.90
6. Step 6: Final answer
   x = 23,988,506.64