Finding the Fourth Proportional to 676,105.58, 932,990.18 and 370,123.32

Step by Step Solution

1. Step 1: Write the proportion equation
   676,105.58 : 932,990.18 = 370,123.32 : x
2. Step 2: Convert to fraction form
   676,105.58/932,990.18 = 370,123.32/x
3. Step 3: Cross multiply
   676,105.58x = 932,990.18 × 370,123.32
4. Step 4: Simplify right side
   676,105.58x = 345,321,422,949.00
5. Step 5: Solve for x
   x = 345,321,422,949.00/676,105.58
6. Step 6: Final answer
   x = 510,750.74