Finding the Fourth Proportional to 14,013,282.72, 19,338,321.60 and 7,574,754.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,013,282.72 : 19,338,321.60 = 7,574,754.72 : x
2. Step 2: Convert to fraction form
   14,013,282.72/19,338,321.60 = 7,574,754.72/x
3. Step 3: Cross multiply
   14,013,282.72x = 19,338,321.60 × 7,574,754.72
4. Step 4: Simplify right side
   14,013,282.72x = 146,483,042,816,477.97
5. Step 5: Solve for x
   x = 146,483,042,816,477.97/14,013,282.72
6. Step 6: Final answer
   x = 10,453,156.89