Finding the Third Proportional to 64,430 and 98,012.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,430 : 98,012.50 = 98,012.50 : x
2. Step 2: Convert to fraction form
   64,430/98,012.50 = 98,012.50/x
3. Step 3: Cross multiply
   64,430x = 98,012.50 × 98,012.50
4. Step 4: Simplify right side
   64,430x = 9,606,450,156.25
5. Step 5: Solve for x
   x = 9,606,450,156.25/64,430
6. Step 6: Final answer
   x = 149,099.02