Finding the Third Proportional to 42,047 and 63,247.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,047 : 63,247.50 = 63,247.50 : x
2. Step 2: Convert to fraction form
   42,047/63,247.50 = 63,247.50/x
3. Step 3: Cross multiply
   42,047x = 63,247.50 × 63,247.50
4. Step 4: Simplify right side
   42,047x = 4,000,246,256.25
5. Step 5: Solve for x
   x = 4,000,246,256.25/42,047
6. Step 6: Final answer
   x = 95,137.50