Finding the Fourth Proportional to 677,196.48, 934,541.70 and 371,300.82

Step by Step Solution

1. Step 1: Write the proportion equation
   677,196.48 : 934,541.70 = 371,300.82 : x
2. Step 2: Convert to fraction form
   677,196.48/934,541.70 = 371,300.82/x
3. Step 3: Cross multiply
   677,196.48x = 934,541.70 × 371,300.82
4. Step 4: Simplify right side
   677,196.48x = 346,996,099,534.19
5. Step 5: Solve for x
   x = 346,996,099,534.19/677,196.48
6. Step 6: Final answer
   x = 512,400.92