Finding the Fourth Proportional to 13,156,728.39, 19,738,456.11 and 5,067,532.98

Step by Step Solution

1. Step 1: Write the proportion equation
   13,156,728.39 : 19,738,456.11 = 5,067,532.98 : x
2. Step 2: Convert to fraction form
   13,156,728.39/19,738,456.11 = 5,067,532.98/x
3. Step 3: Cross multiply
   13,156,728.39x = 19,738,456.11 × 5,067,532.98
4. Step 4: Simplify right side
   13,156,728.39x = 100,025,277,311,707.52
5. Step 5: Solve for x
   x = 100,025,277,311,707.52/13,156,728.39
6. Step 6: Final answer
   x = 7,602,594.99