Finding the Fourth Proportional to 2,860,439,063.25, 4,288,343,172.18 and 894,280,081.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,860,439,063.25 : 4,288,343,172.18 = 894,280,081.57 : x
2. Step 2: Convert to fraction form
   2,860,439,063.25/4,288,343,172.18 = 894,280,081.57/x
3. Step 3: Cross multiply
   2,860,439,063.25x = 4,288,343,172.18 × 894,280,081.57
4. Step 4: Simplify right side
   2,860,439,063.25x = 3,834,979,881,817,283,072
5. Step 5: Solve for x
   x = 3,834,979,881,817,283,072/2,860,439,063.25
6. Step 6: Final answer
   x = 1,340,696,234.75