Finding the Fourth Proportional to 109,083,983.72, 163,626,161.52 and 87,362,513.96

Step by Step Solution

1. Step 1: Write the proportion equation
   109,083,983.72 : 163,626,161.52 = 87,362,513.96 : x
2. Step 2: Convert to fraction form
   109,083,983.72/163,626,161.52 = 87,362,513.96/x
3. Step 3: Cross multiply
   109,083,983.72x = 163,626,161.52 × 87,362,513.96
4. Step 4: Simplify right side
   109,083,983.72x = 14,294,792,820,012,214
5. Step 5: Solve for x
   x = 14,294,792,820,012,214/109,083,983.72
6. Step 6: Final answer
   x = 131,043,919.85