Finding the Fourth Proportional to 37,049,243.30, 55,563,057.52 and 12,454,389.96

Step by Step Solution

1. Step 1: Write the proportion equation
   37,049,243.30 : 55,563,057.52 = 12,454,389.96 : x
2. Step 2: Convert to fraction form
   37,049,243.30/55,563,057.52 = 12,454,389.96/x
3. Step 3: Cross multiply
   37,049,243.30x = 55,563,057.52 × 12,454,389.96
4. Step 4: Simplify right side
   37,049,243.30x = 692,003,985,723,990.62
5. Step 5: Solve for x
   x = 692,003,985,723,990.62/37,049,243.30
6. Step 6: Final answer
   x = 18,677,951.94