Finding the Fourth Proportional to 192,109,168.37, 287,699,184.51 and 109,978,947.62

Step by Step Solution

1. Step 1: Write the proportion equation
   192,109,168.37 : 287,699,184.51 = 109,978,947.62 : x
2. Step 2: Convert to fraction form
   192,109,168.37/287,699,184.51 = 109,978,947.62/x
3. Step 3: Cross multiply
   192,109,168.37x = 287,699,184.51 × 109,978,947.62
4. Step 4: Simplify right side
   192,109,168.37x = 31,640,853,543,542,004
5. Step 5: Solve for x
   x = 31,640,853,543,542,004/192,109,168.37
6. Step 6: Final answer
   x = 164,702,464.81