Finding the Fourth Proportional to 9,060,462.72, 12,503,440.31 and 4,986,081.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,060,462.72 : 12,503,440.31 = 4,986,081.72 : x
2. Step 2: Convert to fraction form
   9,060,462.72/12,503,440.31 = 4,986,081.72/x
3. Step 3: Cross multiply
   9,060,462.72x = 12,503,440.31 × 4,986,081.72
4. Step 4: Simplify right side
   9,060,462.72x = 62,343,175,141,871.72
5. Step 5: Solve for x
   x = 62,343,175,141,871.72/9,060,462.72
6. Step 6: Final answer
   x = 6,880,793.74