Finding the Fourth Proportional to 33,025,280.85, 49,518,296.67 and 12,556,498.71

Step by Step Solution

1. Step 1: Write the proportion equation
   33,025,280.85 : 49,518,296.67 = 12,556,498.71 : x
2. Step 2: Convert to fraction form
   33,025,280.85/49,518,296.67 = 12,556,498.71/x
3. Step 3: Cross multiply
   33,025,280.85x = 49,518,296.67 × 12,556,498.71
4. Step 4: Simplify right side
   33,025,280.85x = 621,776,428,258,252.38
5. Step 5: Solve for x
   x = 621,776,428,258,252.38/33,025,280.85
6. Step 6: Final answer
   x = 18,827,286.62