Finding the Fourth Proportional to 8,933,929.20, 12,327,820.38 and 5,262,606.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,933,929.20 : 12,327,820.38 = 5,262,606.72 : x
2. Step 2: Convert to fraction form
   8,933,929.20/12,327,820.38 = 5,262,606.72/x
3. Step 3: Cross multiply
   8,933,929.20x = 12,327,820.38 × 5,262,606.72
4. Step 4: Simplify right side
   8,933,929.20x = 64,876,470,374,740.95
5. Step 5: Solve for x
   x = 64,876,470,374,740.95/8,933,929.20
6. Step 6: Final answer
   x = 7,261,807.09