Finding the Fourth Proportional to 10,078,674.84, 15,118,067.76 and 2,505,640.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,078,674.84 : 15,118,067.76 = 2,505,640.59 : x
2. Step 2: Convert to fraction form
   10,078,674.84/15,118,067.76 = 2,505,640.59/x
3. Step 3: Cross multiply
   10,078,674.84x = 15,118,067.76 × 2,505,640.59
4. Step 4: Simplify right side
   10,078,674.84x = 37,880,444,221,826.38
5. Step 5: Solve for x
   x = 37,880,444,221,826.38/10,078,674.84
6. Step 6: Final answer
   x = 3,758,474.68