Finding the Fourth Proportional to 12,587,275.34, 17,368,886.12 and 7,939,304.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,587,275.34 : 17,368,886.12 = 7,939,304.76 : x
2. Step 2: Convert to fraction form
   12,587,275.34/17,368,886.12 = 7,939,304.76/x
3. Step 3: Cross multiply
   12,587,275.34x = 17,368,886.12 × 7,939,304.76
4. Step 4: Simplify right side
   12,587,275.34x = 137,896,880,248,413.94
5. Step 5: Solve for x
   x = 137,896,880,248,413.94/12,587,275.34
6. Step 6: Final answer
   x = 10,955,260.49