Finding the Fourth Proportional to 37,789,218.78, 56,692,823.82 and 12,230,228.49

Step by Step Solution

1. Step 1: Write the proportion equation
   37,789,218.78 : 56,692,823.82 = 12,230,228.49 : x
2. Step 2: Convert to fraction form
   37,789,218.78/56,692,823.82 = 12,230,228.49/x
3. Step 3: Cross multiply
   37,789,218.78x = 56,692,823.82 × 12,230,228.49
4. Step 4: Simplify right side
   37,789,218.78x = 693,366,189,061,914.62
5. Step 5: Solve for x
   x = 693,366,189,061,914.62/37,789,218.78
6. Step 6: Final answer
   x = 18,348,254.12