Finding the Fourth Proportional to 12,585,552.72, 17,368,581.24 and 7,079,184.60

Step by Step Solution

1. Step 1: Write the proportion equation
   12,585,552.72 : 17,368,581.24 = 7,079,184.60 : x
2. Step 2: Convert to fraction form
   12,585,552.72/17,368,581.24 = 7,079,184.60/x
3. Step 3: Cross multiply
   12,585,552.72x = 17,368,581.24 × 7,079,184.60
4. Step 4: Simplify right side
   12,585,552.72x = 122,955,392,838,056.89
5. Step 5: Solve for x
   x = 122,955,392,838,056.89/12,585,552.72
6. Step 6: Final answer
   x = 9,769,566.39