Finding the Fourth Proportional to 10,085,874.10, 15,128,811.15 and 3,354,288.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,085,874.10 : 15,128,811.15 = 3,354,288.10 : x
2. Step 2: Convert to fraction form
   10,085,874.10/15,128,811.15 = 3,354,288.10/x
3. Step 3: Cross multiply
   10,085,874.10x = 15,128,811.15 × 3,354,288.10
4. Step 4: Simplify right side
   10,085,874.10x = 50,746,391,207,592.32
5. Step 5: Solve for x
   x = 50,746,391,207,592.32/10,085,874.10
6. Step 6: Final answer
   x = 5,031,432.15