Finding the Third Proportional to 103,191 and 154,312.50

Step by Step Solution

1. Step 1: Write the proportion equation
   103,191 : 154,312.50 = 154,312.50 : x
2. Step 2: Convert to fraction form
   103,191/154,312.50 = 154,312.50/x
3. Step 3: Cross multiply
   103,191x = 154,312.50 × 154,312.50
4. Step 4: Simplify right side
   103,191x = 23,812,347,656.25
5. Step 5: Solve for x
   x = 23,812,347,656.25/103,191
6. Step 6: Final answer
   x = 230,759.93