Finding the Fourth Proportional to 693,385, 956,871.30 and 375,433

Step by Step Solution

1. Step 1: Write the proportion equation
   693,385 : 956,871.30 = 375,433 : x
2. Step 2: Convert to fraction form
   693,385/956,871.30 = 375,433/x
3. Step 3: Cross multiply
   693,385x = 956,871.30 × 375,433
4. Step 4: Simplify right side
   693,385x = 359,241,062,772.90
5. Step 5: Solve for x
   x = 359,241,062,772.90/693,385
6. Step 6: Final answer
   x = 518,097.54