Finding the Fourth Proportional to 11,142,515.30, 15,371,012.03 and 7,277,298.98

Step by Step Solution

1. Step 1: Write the proportion equation
   11,142,515.30 : 15,371,012.03 = 7,277,298.98 : x
2. Step 2: Convert to fraction form
   11,142,515.30/15,371,012.03 = 7,277,298.98/x
3. Step 3: Cross multiply
   11,142,515.30x = 15,371,012.03 × 7,277,298.98
4. Step 4: Simplify right side
   11,142,515.30x = 111,859,450,224,107.52
5. Step 5: Solve for x
   x = 111,859,450,224,107.52/11,142,515.30
6. Step 6: Final answer
   x = 10,038,976.59