Finding the Fourth Proportional to 12,882,621.38, 17,778,054.42 and 7,376,080.73

Step by Step Solution

1. Step 1: Write the proportion equation
   12,882,621.38 : 17,778,054.42 = 7,376,080.73 : x
2. Step 2: Convert to fraction form
   12,882,621.38/17,778,054.42 = 7,376,080.73/x
3. Step 3: Cross multiply
   12,882,621.38x = 17,778,054.42 × 7,376,080.73
4. Step 4: Simplify right side
   12,882,621.38x = 131,132,364,535,363.06
5. Step 5: Solve for x
   x = 131,132,364,535,363.06/12,882,621.38
6. Step 6: Final answer
   x = 10,179,012.54