Finding the Fourth Proportional to 10,293,761.88, 15,440,753.69 and 3,105,358.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,293,761.88 : 15,440,753.69 = 3,105,358.05 : x
2. Step 2: Convert to fraction form
   10,293,761.88/15,440,753.69 = 3,105,358.05/x
3. Step 3: Cross multiply
   10,293,761.88x = 15,440,753.69 × 3,105,358.05
4. Step 4: Simplify right side
   10,293,761.88x = 47,949,068,823,329.84
5. Step 5: Solve for x
   x = 47,949,068,823,329.84/10,293,761.88
6. Step 6: Final answer
   x = 4,658,070.53