Finding the Fourth Proportional to 37,064,367.21, 55,597,720.86 and 12,804,676.05

Step by Step Solution

1. Step 1: Write the proportion equation
   37,064,367.21 : 55,597,720.86 = 12,804,676.05 : x
2. Step 2: Convert to fraction form
   37,064,367.21/55,597,720.86 = 12,804,676.05/x
3. Step 3: Cross multiply
   37,064,367.21x = 55,597,720.86 × 12,804,676.05
4. Step 4: Simplify right side
   37,064,367.21x = 711,910,804,730,627.38
5. Step 5: Solve for x
   x = 711,910,804,730,627.38/37,064,367.21
6. Step 6: Final answer
   x = 19,207,418.29