Finding the Fourth Proportional to 17,229,309.84, 23,776,141.56 and 9,388,890.54

Step by Step Solution

1. Step 1: Write the proportion equation
   17,229,309.84 : 23,776,141.56 = 9,388,890.54 : x
2. Step 2: Convert to fraction form
   17,229,309.84/23,776,141.56 = 9,388,890.54/x
3. Step 3: Cross multiply
   17,229,309.84x = 23,776,141.56 × 9,388,890.54
4. Step 4: Simplify right side
   17,229,309.84x = 223,231,590,570,384.81
5. Step 5: Solve for x
   x = 223,231,590,570,384.81/17,229,309.84
6. Step 6: Final answer
   x = 12,956,502.18