Finding the Fourth Proportional to 9,053,223.18, 12,493,599.39 and 5,186,081.58

Step by Step Solution

1. Step 1: Write the proportion equation
   9,053,223.18 : 12,493,599.39 = 5,186,081.58 : x
2. Step 2: Convert to fraction form
   9,053,223.18/12,493,599.39 = 5,186,081.58/x
3. Step 3: Cross multiply
   9,053,223.18x = 12,493,599.39 × 5,186,081.58
4. Step 4: Simplify right side
   9,053,223.18x = 64,792,825,664,378.24
5. Step 5: Solve for x
   x = 64,792,825,664,378.24/9,053,223.18
6. Step 6: Final answer
   x = 7,156,879.31