Finding the Fourth Proportional to 1,035,807.94, 1,429,453.56 and 570,680.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,035,807.94 : 1,429,453.56 = 570,680.72 : x
2. Step 2: Convert to fraction form
   1,035,807.94/1,429,453.56 = 570,680.72/x
3. Step 3: Cross multiply
   1,035,807.94x = 1,429,453.56 × 570,680.72
4. Step 4: Simplify right side
   1,035,807.94x = 815,761,586,827.36
5. Step 5: Solve for x
   x = 815,761,586,827.36/1,035,807.94
6. Step 6: Final answer
   x = 787,560.66