Finding the Fourth Proportional to 692,667.03, 955,871.41 and 386,748.61

Step by Step Solution

1. Step 1: Write the proportion equation
   692,667.03 : 955,871.41 = 386,748.61 : x
2. Step 2: Convert to fraction form
   692,667.03/955,871.41 = 386,748.61/x
3. Step 3: Cross multiply
   692,667.03x = 955,871.41 × 386,748.61
4. Step 4: Simplify right side
   692,667.03x = 369,681,939,156.24
5. Step 5: Solve for x
   x = 369,681,939,156.24/692,667.03
6. Step 6: Final answer
   x = 533,708.01