Finding the Fourth Proportional to 2,293,109.60, 3,164,531.60 and 1,260,660.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,293,109.60 : 3,164,531.60 = 1,260,660.88 : x
2. Step 2: Convert to fraction form
   2,293,109.60/3,164,531.60 = 1,260,660.88/x
3. Step 3: Cross multiply
   2,293,109.60x = 3,164,531.60 × 1,260,660.88
4. Step 4: Simplify right side
   2,293,109.60x = 3,989,401,191,643.81
5. Step 5: Solve for x
   x = 3,989,401,191,643.81/2,293,109.60
6. Step 6: Final answer
   x = 1,739,734.20