Finding the Fourth Proportional to 2,287,841.51, 3,157,501.29 and 1,320,970.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,287,841.51 : 3,157,501.29 = 1,320,970.17 : x
2. Step 2: Convert to fraction form
   2,287,841.51/3,157,501.29 = 1,320,970.17/x
3. Step 3: Cross multiply
   2,287,841.51x = 3,157,501.29 × 1,320,970.17
4. Step 4: Simplify right side
   2,287,841.51x = 4,170,965,015,826.52
5. Step 5: Solve for x
   x = 4,170,965,015,826.52/2,287,841.51
6. Step 6: Final answer
   x = 1,823,100.51