Finding the Fourth Proportional to 10,419,103.18, 15,620,308.62 and 4,951,454.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,419,103.18 : 15,620,308.62 = 4,951,454.04 : x
2. Step 2: Convert to fraction form
   10,419,103.18/15,620,308.62 = 4,951,454.04/x
3. Step 3: Cross multiply
   10,419,103.18x = 15,620,308.62 × 4,951,454.04
4. Step 4: Simplify right side
   10,419,103.18x = 77,343,240,222,545.83
5. Step 5: Solve for x
   x = 77,343,240,222,545.83/10,419,103.18
6. Step 6: Final answer
   x = 7,423,214.73