Finding the Third Proportional to 118,827 and 280,482.75

Step by Step Solution

1. Step 1: Write the proportion equation
   118,827 : 280,482.75 = 280,482.75 : x
2. Step 2: Convert to fraction form
   118,827/280,482.75 = 280,482.75/x
3. Step 3: Cross multiply
   118,827x = 280,482.75 × 280,482.75
4. Step 4: Simplify right side
   118,827x = 78,670,573,047.56
5. Step 5: Solve for x
   x = 78,670,573,047.56/118,827
6. Step 6: Final answer
   x = 662,059.74