Finding the Fourth Proportional to 279,384.96, 385,551.22 and 152,061.46

Step by Step Solution

1. Step 1: Write the proportion equation
   279,384.96 : 385,551.22 = 152,061.46 : x
2. Step 2: Convert to fraction form
   279,384.96/385,551.22 = 152,061.46/x
3. Step 3: Cross multiply
   279,384.96x = 385,551.22 × 152,061.46
4. Step 4: Simplify right side
   279,384.96x = 58,627,481,417.98
5. Step 5: Solve for x
   x = 58,627,481,417.98/279,384.96
6. Step 6: Final answer
   x = 209,844.80