Finding the Fourth Proportional to 12,079,886.00, 18,122,666.90 and 3,992,862.11

Step by Step Solution

1. Step 1: Write the proportion equation
   12,079,886.00 : 18,122,666.90 = 3,992,862.11 : x
2. Step 2: Convert to fraction form
   12,079,886.00/18,122,666.90 = 3,992,862.11/x
3. Step 3: Cross multiply
   12,079,886.00x = 18,122,666.90 × 3,992,862.11
4. Step 4: Simplify right side
   12,079,886.00x = 72,361,309,886,583.52
5. Step 5: Solve for x
   x = 72,361,309,886,583.52/12,079,886.00
6. Step 6: Final answer
   x = 5,990,231.19