Finding the Fourth Proportional to 279,476.37, 385,665.17 and 152,151.93

Step by Step Solution

1. Step 1: Write the proportion equation
   279,476.37 : 385,665.17 = 152,151.93 : x
2. Step 2: Convert to fraction form
   279,476.37/385,665.17 = 152,151.93/x
3. Step 3: Cross multiply
   279,476.37x = 385,665.17 × 152,151.93
4. Step 4: Simplify right side
   279,476.37x = 58,679,699,188.52
5. Step 5: Solve for x
   x = 58,679,699,188.52/279,476.37
6. Step 6: Final answer
   x = 209,963.01