Finding the Fourth Proportional to 1,155,771.06, 1,733,919.06 and 623,280.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,155,771.06 : 1,733,919.06 = 623,280.30 : x
2. Step 2: Convert to fraction form
   1,155,771.06/1,733,919.06 = 623,280.30/x
3. Step 3: Cross multiply
   1,155,771.06x = 1,733,919.06 × 623,280.30
4. Step 4: Simplify right side
   1,155,771.06x = 1,080,717,591,892.52
5. Step 5: Solve for x
   x = 1,080,717,591,892.52/1,155,771.06
6. Step 6: Final answer
   x = 935,061.99