Finding the Fourth Proportional to 8,672,465.18, 13,003,655.31 and 3,281,532.05

Step by Step Solution

1. Step 1: Write the proportion equation
   8,672,465.18 : 13,003,655.31 = 3,281,532.05 : x
2. Step 2: Convert to fraction form
   8,672,465.18/13,003,655.31 = 3,281,532.05/x
3. Step 3: Cross multiply
   8,672,465.18x = 13,003,655.31 × 3,281,532.05
4. Step 4: Simplify right side
   8,672,465.18x = 42,671,911,666,917.69
5. Step 5: Solve for x
   x = 42,671,911,666,917.69/8,672,465.18
6. Step 6: Final answer
   x = 4,920,390.08