Finding the Fourth Proportional to 11,007,456.90, 16,478,526.15 and 8,180,103.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,007,456.90 : 16,478,526.15 = 8,180,103.30 : x
2. Step 2: Convert to fraction form
   11,007,456.90/16,478,526.15 = 8,180,103.30/x
3. Step 3: Cross multiply
   11,007,456.90x = 16,478,526.15 × 8,180,103.30
4. Step 4: Simplify right side
   11,007,456.90x = 134,796,046,138,751.30
5. Step 5: Solve for x
   x = 134,796,046,138,751.30/11,007,456.90
6. Step 6: Final answer
   x = 12,245,884.53