Finding the Third Proportional to 62,121 and 98,407.50

Step by Step Solution

1. Step 1: Write the proportion equation
   62,121 : 98,407.50 = 98,407.50 : x
2. Step 2: Convert to fraction form
   62,121/98,407.50 = 98,407.50/x
3. Step 3: Cross multiply
   62,121x = 98,407.50 × 98,407.50
4. Step 4: Simplify right side
   62,121x = 9,684,036,056.25
5. Step 5: Solve for x
   x = 9,684,036,056.25/62,121
6. Step 6: Final answer
   x = 155,889.89