Finding the Fourth Proportional to 7,516,746.28, 10,373,109.87 and 4,078,987.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,516,746.28 : 10,373,109.87 = 4,078,987.31 : x
2. Step 2: Convert to fraction form
   7,516,746.28/10,373,109.87 = 4,078,987.31/x
3. Step 3: Cross multiply
   7,516,746.28x = 10,373,109.87 × 4,078,987.31
4. Step 4: Simplify right side
   7,516,746.28x = 42,311,783,524,965.75
5. Step 5: Solve for x
   x = 42,311,783,524,965.75/7,516,746.28
6. Step 6: Final answer
   x = 5,629,002.49