Finding the Fourth Proportional to 43,280,322,098.82, 64,875,172,390.20 and 18,112,458,795.18

Step by Step Solution

1. Step 1: Write the proportion equation
   43,280,322,098.82 : 64,875,172,390.20 = 18,112,458,795.18 : x
2. Step 2: Convert to fraction form
   43,280,322,098.82/64,875,172,390.20 = 18,112,458,795.18/x
3. Step 3: Cross multiply
   43,280,322,098.82x = 64,875,172,390.20 × 18,112,458,795.18
4. Step 4: Simplify right side
   43,280,322,098.82x = 1,175,048,886,747,696,594,944
5. Step 5: Solve for x
   x = 1,175,048,886,747,696,594,944/43,280,322,098.82
6. Step 6: Final answer
   x = 27,149,726,013.24