Finding the Fourth Proportional to 609,900.15, 841,667.15 and 337,972.59

Step by Step Solution

1. Step 1: Write the proportion equation
   609,900.15 : 841,667.15 = 337,972.59 : x
2. Step 2: Convert to fraction form
   609,900.15/841,667.15 = 337,972.59/x
3. Step 3: Cross multiply
   609,900.15x = 841,667.15 × 337,972.59
4. Step 4: Simplify right side
   609,900.15x = 284,460,424,292.10
5. Step 5: Solve for x
   x = 284,460,424,292.10/609,900.15
6. Step 6: Final answer
   x = 466,404.91