Finding the Fourth Proportional to 12,093,028.56, 18,139,430.25 and 4,902,853.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,093,028.56 : 18,139,430.25 = 4,902,853.37 : x
2. Step 2: Convert to fraction form
   12,093,028.56/18,139,430.25 = 4,902,853.37/x
3. Step 3: Cross multiply
   12,093,028.56x = 18,139,430.25 × 4,902,853.37
4. Step 4: Simplify right side
   12,093,028.56x = 88,934,966,640,395.30
5. Step 5: Solve for x
   x = 88,934,966,640,395.30/12,093,028.56
6. Step 6: Final answer
   x = 7,354,234.40