Finding the Fourth Proportional to 11,142,516.55, 15,371,013.76 and 7,277,300.23

Step by Step Solution

1. Step 1: Write the proportion equation
   11,142,516.55 : 15,371,013.76 = 7,277,300.23 : x
2. Step 2: Convert to fraction form
   11,142,516.55/15,371,013.76 = 7,277,300.23/x
3. Step 3: Cross multiply
   11,142,516.55x = 15,371,013.76 × 7,277,300.23
4. Step 4: Simplify right side
   11,142,516.55x = 111,859,481,970,981.17
5. Step 5: Solve for x
   x = 111,859,481,970,981.17/11,142,516.55
6. Step 6: Final answer
   x = 10,038,978.31