Finding the Fourth Proportional to 2,152,838.60, 2,970,712.82 and 1,235,143.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,152,838.60 : 2,970,712.82 = 1,235,143.33 : x
2. Step 2: Convert to fraction form
   2,152,838.60/2,970,712.82 = 1,235,143.33/x
3. Step 3: Cross multiply
   2,152,838.60x = 2,970,712.82 × 1,235,143.33
4. Step 4: Simplify right side
   2,152,838.60x = 3,669,256,130,392.15
5. Step 5: Solve for x
   x = 3,669,256,130,392.15/2,152,838.60
6. Step 6: Final answer
   x = 1,704,380.50