Finding the Third Proportional to 272,038.50 and 520,074

Step by Step Solution

1. Step 1: Write the proportion equation
   272,038.50 : 520,074 = 520,074 : x
2. Step 2: Convert to fraction form
   272,038.50/520,074 = 520,074/x
3. Step 3: Cross multiply
   272,038.50x = 520,074 × 520,074
4. Step 4: Simplify right side
   272,038.50x = 270,476,965,476
5. Step 5: Solve for x
   x = 270,476,965,476/272,038.50
6. Step 6: Final answer
   x = 994,259.88