Finding the Fourth Proportional to 2,250,150.10, 3,105,215.29 and 1,217,657.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,250,150.10 : 3,105,215.29 = 1,217,657.78 : x
2. Step 2: Convert to fraction form
   2,250,150.10/3,105,215.29 = 1,217,657.78/x
3. Step 3: Cross multiply
   2,250,150.10x = 3,105,215.29 × 1,217,657.78
4. Step 4: Simplify right side
   2,250,150.10x = 3,781,089,556,443.46
5. Step 5: Solve for x
   x = 3,781,089,556,443.46/2,250,150.10
6. Step 6: Final answer
   x = 1,680,372.15