Finding the Fourth Proportional to 108,868,822.72, 163,277,436.30 and 31,143,330.34

Step by Step Solution

1. Step 1: Write the proportion equation
   108,868,822.72 : 163,277,436.30 = 31,143,330.34 : x
2. Step 2: Convert to fraction form
   108,868,822.72/163,277,436.30 = 31,143,330.34/x
3. Step 3: Cross multiply
   108,868,822.72x = 163,277,436.30 × 31,143,330.34
4. Step 4: Simplify right side
   108,868,822.72x = 5,085,003,135,759,208
5. Step 5: Solve for x
   x = 5,085,003,135,759,208/108,868,822.72
6. Step 6: Final answer
   x = 46,707,615.72