Finding the Fourth Proportional to 49,042,605.92, 73,566,591.59 and 19,892,115.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,042,605.92 : 73,566,591.59 = 19,892,115.72 : x
2. Step 2: Convert to fraction form
   49,042,605.92/73,566,591.59 = 19,892,115.72/x
3. Step 3: Cross multiply
   49,042,605.92x = 73,566,591.59 × 19,892,115.72
4. Step 4: Simplify right side
   49,042,605.92x = 1,463,395,153,083,989
5. Step 5: Solve for x
   x = 1,463,395,153,083,989/49,042,605.92
6. Step 6: Final answer
   x = 29,839,261.72