Finding the Fourth Proportional to 25,149,737,016.87, 34,706,744,983.35 and 13,718,554,982.61

Step by Step Solution

1. Step 1: Write the proportion equation
   25,149,737,016.87 : 34,706,744,983.35 = 13,718,554,982.61 : x
2. Step 2: Convert to fraction form
   25,149,737,016.87/34,706,744,983.35 = 13,718,554,982.61/x
3. Step 3: Cross multiply
   25,149,737,016.87x = 34,706,744,983.35 × 13,718,554,982.61
4. Step 4: Simplify right side
   25,149,737,016.87x = 476,126,389,321,510,748,160
5. Step 5: Solve for x
   x = 476,126,389,321,510,748,160/25,149,737,016.87
6. Step 6: Final answer
   x = 18,931,664,732.80