Finding the Third Proportional to 70,603.31 and 155,199.94

Step by Step Solution

1. Step 1: Write the proportion equation
   70,603.31 : 155,199.94 = 155,199.94 : x
2. Step 2: Convert to fraction form
   70,603.31/155,199.94 = 155,199.94/x
3. Step 3: Cross multiply
   70,603.31x = 155,199.94 × 155,199.94
4. Step 4: Simplify right side
   70,603.31x = 24,087,020,600.00
5. Step 5: Solve for x
   x = 24,087,020,600.00/70,603.31
6. Step 6: Final answer
   x = 341,159.92