Finding the Fourth Proportional to 2,639,488.32, 3,642,500.16 and 1,432,264.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,639,488.32 : 3,642,500.16 = 1,432,264.32 : x
2. Step 2: Convert to fraction form
   2,639,488.32/3,642,500.16 = 1,432,264.32/x
3. Step 3: Cross multiply
   2,639,488.32x = 3,642,500.16 × 1,432,264.32
4. Step 4: Simplify right side
   2,639,488.32x = 5,217,023,014,762.29
5. Step 5: Solve for x
   x = 5,217,023,014,762.29/2,639,488.32
6. Step 6: Final answer
   x = 1,976,528.17