Finding the Fourth Proportional to 1,056,479.76, 1,457,931.27 and 573,034.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,056,479.76 : 1,457,931.27 = 573,034.50 : x
2. Step 2: Convert to fraction form
   1,056,479.76/1,457,931.27 = 573,034.50/x
3. Step 3: Cross multiply
   1,056,479.76x = 1,457,931.27 × 573,034.50
4. Step 4: Simplify right side
   1,056,479.76x = 835,444,916,338.82
5. Step 5: Solve for x
   x = 835,444,916,338.82/1,056,479.76
6. Step 6: Final answer
   x = 790,781.75