Finding the Third Proportional to 401,232 and 623,272.50

Step by Step Solution

1. Step 1: Write the proportion equation
   401,232 : 623,272.50 = 623,272.50 : x
2. Step 2: Convert to fraction form
   401,232/623,272.50 = 623,272.50/x
3. Step 3: Cross multiply
   401,232x = 623,272.50 × 623,272.50
4. Step 4: Simplify right side
   401,232x = 388,468,609,256.25
5. Step 5: Solve for x
   x = 388,468,609,256.25/401,232
6. Step 6: Final answer
   x = 968,189.50