Finding the Fourth Proportional to 9,198,610.78, 12,694,640.27 and 5,068,636.93

Step by Step Solution

1. Step 1: Write the proportion equation
   9,198,610.78 : 12,694,640.27 = 5,068,636.93 : x
2. Step 2: Convert to fraction form
   9,198,610.78/12,694,640.27 = 5,068,636.93/x
3. Step 3: Cross multiply
   9,198,610.78x = 12,694,640.27 × 5,068,636.93
4. Step 4: Simplify right side
   9,198,610.78x = 64,344,522,429,680.10
5. Step 5: Solve for x
   x = 64,344,522,429,680.10/9,198,610.78
6. Step 6: Final answer
   x = 6,995,026.09