Finding the Fourth Proportional to 10,078,698.84, 15,118,103.76 and 2,505,664.68

Step by Step Solution

1. Step 1: Write the proportion equation
   10,078,698.84 : 15,118,103.76 = 2,505,664.68 : x
2. Step 2: Convert to fraction form
   10,078,698.84/15,118,103.76 = 2,505,664.68/x
3. Step 3: Cross multiply
   10,078,698.84x = 15,118,103.76 × 2,505,664.68
4. Step 4: Simplify right side
   10,078,698.84x = 37,880,898,620,007.20
5. Step 5: Solve for x
   x = 37,880,898,620,007.20/10,078,698.84
6. Step 6: Final answer
   x = 3,758,510.82