Finding the Fourth Proportional to 33,174,782.01, 49,766,380.70 and 12,977,399.61

Step by Step Solution

1. Step 1: Write the proportion equation
   33,174,782.01 : 49,766,380.70 = 12,977,399.61 : x
2. Step 2: Convert to fraction form
   33,174,782.01/49,766,380.70 = 12,977,399.61/x
3. Step 3: Cross multiply
   33,174,782.01x = 49,766,380.70 × 12,977,399.61
4. Step 4: Simplify right side
   33,174,782.01x = 645,838,209,422,404.50
5. Step 5: Solve for x
   x = 645,838,209,422,404.50/33,174,782.01
6. Step 6: Final answer
   x = 19,467,745.39