Finding the Third Proportional to 64,807.50 and 150,127.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,807.50 : 150,127.50 = 150,127.50 : x
2. Step 2: Convert to fraction form
   64,807.50/150,127.50 = 150,127.50/x
3. Step 3: Cross multiply
   64,807.50x = 150,127.50 × 150,127.50
4. Step 4: Simplify right side
   64,807.50x = 22,538,266,256.25
5. Step 5: Solve for x
   x = 22,538,266,256.25/64,807.50
6. Step 6: Final answer
   x = 347,772.50