Finding the Fourth Proportional to 1,299,080.72, 1,792,730.76 and 762,536.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,299,080.72 : 1,792,730.76 = 762,536.72 : x
2. Step 2: Convert to fraction form
   1,299,080.72/1,792,730.76 = 762,536.72/x
3. Step 3: Cross multiply
   1,299,080.72x = 1,792,730.76 × 762,536.72
4. Step 4: Simplify right side
   1,299,080.72x = 1,367,023,033,573.51
5. Step 5: Solve for x
   x = 1,367,023,033,573.51/1,299,080.72
6. Step 6: Final answer
   x = 1,052,300.30