Finding the Fourth Proportional to 10,892,155.30, 16,302,803.55 and 8,482,956.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,892,155.30 : 16,302,803.55 = 8,482,956.10 : x
2. Step 2: Convert to fraction form
   10,892,155.30/16,302,803.55 = 8,482,956.10/x
3. Step 3: Cross multiply
   10,892,155.30x = 16,302,803.55 × 8,482,956.10
4. Step 4: Simplify right side
   10,892,155.30x = 138,295,966,821,574.16
5. Step 5: Solve for x
   x = 138,295,966,821,574.16/10,892,155.30
6. Step 6: Final answer
   x = 12,696,841.26