Finding the Third Proportional to 67,569,556.50 and 147,524,641.25

Step by Step Solution

1. Step 1: Write the proportion equation
   67,569,556.50 : 147,524,641.25 = 147,524,641.25 : x
2. Step 2: Convert to fraction form
   67,569,556.50/147,524,641.25 = 147,524,641.25/x
3. Step 3: Cross multiply
   67,569,556.50x = 147,524,641.25 × 147,524,641.25
4. Step 4: Simplify right side
   67,569,556.50x = 21,763,519,775,941,200
5. Step 5: Solve for x
   x = 21,763,519,775,941,200/67,569,556.50
6. Step 6: Final answer
   x = 322,090,611.56