Finding the Fourth Proportional to 3,904,521.12, 5,388,171.62 and 2,162,156.00

Step by Step Solution

1. Step 1: Write the proportion equation
   3,904,521.12 : 5,388,171.62 = 2,162,156.00 : x
2. Step 2: Convert to fraction form
   3,904,521.12/5,388,171.62 = 2,162,156.00/x
3. Step 3: Cross multiply
   3,904,521.12x = 5,388,171.62 × 2,162,156.00
4. Step 4: Simplify right side
   3,904,521.12x = 11,650,067,559,461.08
5. Step 5: Solve for x
   x = 11,650,067,559,461.08/3,904,521.12
6. Step 6: Final answer
   x = 2,983,737.88