Finding the Fourth Proportional to 35,897,819,439.69, 53,847,826,141.82 and 12,315,725,592.57

Step by Step Solution

1. Step 1: Write the proportion equation
   35,897,819,439.69 : 53,847,826,141.82 = 12,315,725,592.57 : x
2. Step 2: Convert to fraction form
   35,897,819,439.69/53,847,826,141.82 = 12,315,725,592.57/x
3. Step 3: Cross multiply
   35,897,819,439.69x = 53,847,826,141.82 × 12,315,725,592.57
4. Step 4: Simplify right side
   35,897,819,439.69x = 663,175,050,519,010,869,248
5. Step 5: Solve for x
   x = 663,175,050,519,010,869,248/35,897,819,439.69
6. Step 6: Final answer
   x = 18,473,964,738.53