Finding the Fourth Proportional to 12,882,585.47, 17,778,004.83 and 7,376,044.79

Step by Step Solution

1. Step 1: Write the proportion equation
   12,882,585.47 : 17,778,004.83 = 7,376,044.79 : x
2. Step 2: Convert to fraction form
   12,882,585.47/17,778,004.83 = 7,376,044.79/x
3. Step 3: Cross multiply
   12,882,585.47x = 17,778,004.83 × 7,376,044.79
4. Step 4: Simplify right side
   12,882,585.47x = 131,131,359,866,036.11
5. Step 5: Solve for x
   x = 131,131,359,866,036.11/12,882,585.47
6. Step 6: Final answer
   x = 10,178,962.92