Finding the Fourth Proportional to 10,892,111.55, 16,302,737.93 and 8,482,912.35

Step by Step Solution

1. Step 1: Write the proportion equation
   10,892,111.55 : 16,302,737.93 = 8,482,912.35 : x
2. Step 2: Convert to fraction form
   10,892,111.55/16,302,737.93 = 8,482,912.35/x
3. Step 3: Cross multiply
   10,892,111.55x = 16,302,737.93 × 8,482,912.35
4. Step 4: Simplify right side
   10,892,111.55x = 138,294,696,882,795.88
5. Step 5: Solve for x
   x = 138,294,696,882,795.88/10,892,111.55
6. Step 6: Final answer
   x = 12,696,775.67