Finding the Fourth Proportional to 11,142,516.71, 15,371,013.98 and 7,277,300.39

Step by Step Solution

1. Step 1: Write the proportion equation
   11,142,516.71 : 15,371,013.98 = 7,277,300.39 : x
2. Step 2: Convert to fraction form
   11,142,516.71/15,371,013.98 = 7,277,300.39/x
3. Step 3: Cross multiply
   11,142,516.71x = 15,371,013.98 × 7,277,300.39
4. Step 4: Simplify right side
   11,142,516.71x = 111,859,485,972,687.62
5. Step 5: Solve for x
   x = 111,859,485,972,687.62/11,142,516.71
6. Step 6: Final answer
   x = 10,038,978.53