Finding the Fourth Proportional to 17,116,685.57, 23,620,977.25 and 9,381,703.97

Step by Step Solution

1. Step 1: Write the proportion equation
   17,116,685.57 : 23,620,977.25 = 9,381,703.97 : x
2. Step 2: Convert to fraction form
   17,116,685.57/23,620,977.25 = 9,381,703.97/x
3. Step 3: Cross multiply
   17,116,685.57x = 23,620,977.25 × 9,381,703.97
4. Step 4: Simplify right side
   17,116,685.57x = 221,605,016,041,604.69
5. Step 5: Solve for x
   x = 221,605,016,041,604.69/17,116,685.57
6. Step 6: Final answer
   x = 12,946,724.71