Finding the Fourth Proportional to 13,036,378.56, 19,555,314.72 and 3,451,507.68

Step by Step Solution

1. Step 1: Write the proportion equation
   13,036,378.56 : 19,555,314.72 = 3,451,507.68 : x
2. Step 2: Convert to fraction form
   13,036,378.56/19,555,314.72 = 3,451,507.68/x
3. Step 3: Cross multiply
   13,036,378.56x = 19,555,314.72 × 3,451,507.68
4. Step 4: Simplify right side
   13,036,378.56x = 67,495,318,940,897.05
5. Step 5: Solve for x
   x = 67,495,318,940,897.05/13,036,378.56
6. Step 6: Final answer
   x = 5,177,459.26