Finding the Fourth Proportional to 1,027,308.02, 1,417,363.72 and 619,534.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,027,308.02 : 1,417,363.72 = 619,534.58 : x
2. Step 2: Convert to fraction form
   1,027,308.02/1,417,363.72 = 619,534.58/x
3. Step 3: Cross multiply
   1,027,308.02x = 1,417,363.72 × 619,534.58
4. Step 4: Simplify right side
   1,027,308.02x = 878,105,828,341.78
5. Step 5: Solve for x
   x = 878,105,828,341.78/1,027,308.02
6. Step 6: Final answer
   x = 854,763.92