Finding the Fourth Proportional to 17,039,594.67, 25,540,459.83 and 12,982,707.87

Step by Step Solution

1. Step 1: Write the proportion equation
   17,039,594.67 : 25,540,459.83 = 12,982,707.87 : x
2. Step 2: Convert to fraction form
   17,039,594.67/25,540,459.83 = 12,982,707.87/x
3. Step 3: Cross multiply
   17,039,594.67x = 25,540,459.83 × 12,982,707.87
4. Step 4: Simplify right side
   17,039,594.67x = 331,584,328,838,359.81
5. Step 5: Solve for x
   x = 331,584,328,838,359.81/17,039,594.67
6. Step 6: Final answer
   x = 19,459,637.11