Finding the Fourth Proportional to 92,173,733.39, 138,164,022.47 and 42,949,003.48

Step by Step Solution

1. Step 1: Write the proportion equation
   92,173,733.39 : 138,164,022.47 = 42,949,003.48 : x
2. Step 2: Convert to fraction form
   92,173,733.39/138,164,022.47 = 42,949,003.48/x
3. Step 3: Cross multiply
   92,173,733.39x = 138,164,022.47 × 42,949,003.48
4. Step 4: Simplify right side
   92,173,733.39x = 5,934,007,081,636,790
5. Step 5: Solve for x
   x = 5,934,007,081,636,790/92,173,733.39
6. Step 6: Final answer
   x = 64,378,504.19